1999767840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:392

約数の個数: 384

約数和(自身を含む): 7561838592

約数和(自身を除く): 5562070752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 70, 73, 80, 84, 93, 96, 105, 112, 120, 124, 140, 146, 155, 160, 168, 186, 210, 217, 219, 224, 240, 248, 263, 280, 292, 310, 336, 365, 372, 420, 434, 438, 465, 480, 496, 511, 526, 560, 584, 620, 651, 672, 730, 744, 789, 840, 868, 876, 930, 992, 1022, 1052, 1085, 1095, 1120, 1168, 1240, 1302, 1315, 1460, 1488, 1533, 1578, 1680, 1736, 1752, 1841, 1860, 2044, 2104, 2170, 2190, 2263, 2336, 2480, 2555, 2604, 2630, 2920, 2976, 3066, 3156, 3255, 3360, 3472, 3504, 3682, 3720, 3945, 4088, 4208, 4340, 4380, 4526, 4960, 5110, 5208, 5260, 5523, 5840, 6132, 6312, 6510, 6789, 6944, 7008, 7364, 7440, 7665, 7890, 8153, 8176, 8416, 8680, 8760, 9052, 9205, 10220, 10416, 10520, 11046, 11315, 11680, 12264, 12624, 13020, 13578, 14728, 14880, 15330, 15780, 15841, 16306, 16352, 17360, 17520, 18104, 18410, 19199, 20440, 20832, 21040, 22092, 22630, 24459, 24528, 25248, 26040, 27156, 27615, 29456, 30660, 31560, 31682, 32612, 33945, 34720, 35040, 36208, 36820, 38398, 40765, 40880, 42080, 44184, 45260, 47523, 48918, 49056, 52080, 54312, 55230, 57071, 57597, 58912, 61320, 63120, 63364, 65224, 67890, 72416, 73640, 76796, 79205, 81530, 81760, 88368, 90520, 95046, 95995, 97836, 104160, 108624, 110460, 114142, 115194, 122295, 122640, 126240, 126728, 130448, 134393, 135780, 147280, 153592, 158410, 163060, 171213, 176736, 181040, 190092, 191990, 195672, 217248, 220920, 228284, 230388, 237615, 244590, 245280, 253456, 260896, 268786, 271560, 285355, 287985, 294560, 307184, 316820, 326120, 342426, 362080, 380184, 383980, 391344, 403179, 441840, 456568, 460776, 475230, 489180, 506912, 537572, 543120, 570710, 575970, 595169, 614368, 633640, 652240, 671965, 684852, 760368, 767960, 782688, 806358, 856065, 883680, 913136, 921552, 950460, 978360, 1075144, 1086240, 1141420, 1151940, 1190338, 1267280, 1304480, 1343930, 1369704, 1520736, 1535920, 1612716, 1712130, 1785507, 1826272, 1843104, 1900920, 1956720, 2015895, 2150288, 2282840, 2303880, 2380676, 2534560, 2687860, 2739408, 2975845, 3071840, 3225432, 3424260, 3571014, 3801840, 3913440, 4031790, 4166183, 4300576, 4565680, 4607760, 4761352, 5375720, 5478816, 5951690, 6450864, 6848520, 7142028, 7603680, 8063580, 8332366, 8927535, 9131360, 9215520, 9522704, 10751440, 11903380, 12498549, 12901728, 13697040, 14284056, 16127160, 16664732, 17855070, 19045408, 20830915, 21502880, 23806760, 24997098, 27394080, 28568112, 32254320, 33329464, 35710140, 41661830, 47613520, 49994196, 57136224, 62492745, 64508640, 66658928, 71420280, 83323660, 95227040, 99988392, 124985490, 133317856, 142840560, 166647320, 199976784, 249970980, 285681120, 333294640, 399953568, 499941960, 666589280, 999883920, 1999767840]

約数ペア:

[(1, 1999767840), (2, 999883920), (3, 666589280), (4, 499941960), (5, 399953568), (6, 333294640), (7, 285681120), (8, 249970980), (10, 199976784), (12, 166647320), (14, 142840560), (15, 133317856), (16, 124985490), (20, 99988392), (21, 95227040), (24, 83323660), (28, 71420280), (30, 66658928), (31, 64508640), (32, 62492745), (35, 57136224), (40, 49994196), (42, 47613520), (48, 41661830), (56, 35710140), (60, 33329464), (62, 32254320), (70, 28568112), (73, 27394080), (80, 24997098), (84, 23806760), (93, 21502880), (96, 20830915), (105, 19045408), (112, 17855070), (120, 16664732), (124, 16127160), (140, 14284056), (146, 13697040), (155, 12901728), (160, 12498549), (168, 11903380), (186, 10751440), (210, 9522704), (217, 9215520), (219, 9131360), (224, 8927535), (240, 8332366), (248, 8063580), (263, 7603680), (280, 7142028), (292, 6848520), (310, 6450864), (336, 5951690), (365, 5478816), (372, 5375720), (420, 4761352), (434, 4607760), (438, 4565680), (465, 4300576), (480, 4166183), (496, 4031790), (511, 3913440), (526, 3801840), (560, 3571014), (584, 3424260), (620, 3225432), (651, 3071840), (672, 2975845), (730, 2739408), (744, 2687860), (789, 2534560), (840, 2380676), (868, 2303880), (876, 2282840), (930, 2150288), (992, 2015895), (1022, 1956720), (1052, 1900920), (1085, 1843104), (1095, 1826272), (1120, 1785507), (1168, 1712130), (1240, 1612716), (1302, 1535920), (1315, 1520736), (1460, 1369704), (1488, 1343930), (1533, 1304480), (1578, 1267280), (1680, 1190338), (1736, 1151940), (1752, 1141420), (1841, 1086240), (1860, 1075144), (2044, 978360), (2104, 950460), (2170, 921552), (2190, 913136), (2263, 883680), (2336, 856065), (2480, 806358), (2555, 782688), (2604, 767960), (2630, 760368), (2920, 684852), (2976, 671965), (3066, 652240), (3156, 633640), (3255, 614368), (3360, 595169), (3472, 575970), (3504, 570710), (3682, 543120), (3720, 537572), (3945, 506912), (4088, 489180), (4208, 475230), (4340, 460776), (4380, 456568), (4526, 441840), (4960, 403179), (5110, 391344), (5208, 383980), (5260, 380184), (5523, 362080), (5840, 342426), (6132, 326120), (6312, 316820), (6510, 307184), (6789, 294560), (6944, 287985), (7008, 285355), (7364, 271560), (7440, 268786), (7665, 260896), (7890, 253456), (8153, 245280), (8176, 244590), (8416, 237615), (8680, 230388), (8760, 228284), (9052, 220920), (9205, 217248), (10220, 195672), (10416, 191990), (10520, 190092), (11046, 181040), (11315, 176736), (11680, 171213), (12264, 163060), (12624, 158410), (13020, 153592), (13578, 147280), (14728, 135780), (14880, 134393), (15330, 130448), (15780, 126728), (15841, 126240), (16306, 122640), (16352, 122295), (17360, 115194), (17520, 114142), (18104, 110460), (18410, 108624), (19199, 104160), (20440, 97836), (20832, 95995), (21040, 95046), (22092, 90520), (22630, 88368), (24459, 81760), (24528, 81530), (25248, 79205), (26040, 76796), (27156, 73640), (27615, 72416), (29456, 67890), (30660, 65224), (31560, 63364), (31682, 63120), (32612, 61320), (33945, 58912), (34720, 57597), (35040, 57071), (36208, 55230), (36820, 54312), (38398, 52080), (40765, 49056), (40880, 48918), (42080, 47523), (44184, 45260)]