810000240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:308

約数の個数: 320

約数和(自身を含む): 3010854912

約数和(自身を除く): 2200854672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 103, 105, 112, 120, 124, 140, 151, 155, 168, 186, 206, 210, 217, 240, 248, 280, 302, 309, 310, 336, 372, 412, 420, 434, 453, 465, 496, 515, 560, 604, 618, 620, 651, 721, 744, 755, 824, 840, 868, 906, 930, 1030, 1057, 1085, 1208, 1236, 1240, 1302, 1442, 1488, 1510, 1545, 1648, 1680, 1736, 1812, 1860, 2060, 2114, 2163, 2170, 2265, 2416, 2472, 2480, 2604, 2884, 3020, 3090, 3171, 3193, 3255, 3472, 3605, 3624, 3720, 4120, 4228, 4326, 4340, 4530, 4681, 4944, 5208, 5285, 5768, 6040, 6180, 6342, 6386, 6510, 7210, 7248, 7440, 8240, 8456, 8652, 8680, 9060, 9362, 9579, 10416, 10570, 10815, 11536, 12080, 12360, 12684, 12772, 13020, 14043, 14420, 15553, 15855, 15965, 16912, 17304, 17360, 18120, 18724, 19158, 21140, 21630, 22351, 23405, 24720, 25368, 25544, 26040, 28086, 28840, 31106, 31710, 31930, 32767, 34608, 36240, 37448, 38316, 42280, 43260, 44702, 46659, 46810, 47895, 50736, 51088, 52080, 56172, 57680, 62212, 63420, 63860, 65534, 67053, 70215, 74896, 76632, 77765, 84560, 86520, 89404, 93318, 93620, 95790, 98301, 108871, 111755, 112344, 124424, 126840, 127720, 131068, 134106, 140430, 153264, 155530, 163835, 173040, 178808, 186636, 187240, 191580, 196602, 217742, 223510, 224688, 233295, 248848, 253680, 255440, 262136, 268212, 280860, 311060, 326613, 327670, 335265, 357616, 373272, 374480, 383160, 393204, 435484, 447020, 466590, 482143, 491505, 524272, 536424, 544355, 561720, 622120, 653226, 655340, 670530, 746544, 766320, 786408, 870968, 894040, 933180, 964286, 983010, 1072848, 1088710, 1123440, 1244240, 1306452, 1310680, 1341060, 1446429, 1572816, 1633065, 1741936, 1788080, 1866360, 1928572, 1966020, 2177420, 2410715, 2612904, 2621360, 2682120, 2892858, 3266130, 3375001, 3732720, 3857144, 3932040, 4354840, 4821430, 5225808, 5364240, 5785716, 6532260, 6750002, 7232145, 7714288, 7864080, 8709680, 9642860, 10125003, 11571432, 13064520, 13500004, 14464290, 16875005, 19285720, 20250006, 23142864, 26129040, 27000008, 28928580, 33750010, 38571440, 40500012, 50625015, 54000016, 57857160, 67500020, 81000024, 101250030, 115714320, 135000040, 162000048, 202500060, 270000080, 405000120, 810000240]

約数ペア:

[(1, 810000240), (2, 405000120), (3, 270000080), (4, 202500060), (5, 162000048), (6, 135000040), (7, 115714320), (8, 101250030), (10, 81000024), (12, 67500020), (14, 57857160), (15, 54000016), (16, 50625015), (20, 40500012), (21, 38571440), (24, 33750010), (28, 28928580), (30, 27000008), (31, 26129040), (35, 23142864), (40, 20250006), (42, 19285720), (48, 16875005), (56, 14464290), (60, 13500004), (62, 13064520), (70, 11571432), (80, 10125003), (84, 9642860), (93, 8709680), (103, 7864080), (105, 7714288), (112, 7232145), (120, 6750002), (124, 6532260), (140, 5785716), (151, 5364240), (155, 5225808), (168, 4821430), (186, 4354840), (206, 3932040), (210, 3857144), (217, 3732720), (240, 3375001), (248, 3266130), (280, 2892858), (302, 2682120), (309, 2621360), (310, 2612904), (336, 2410715), (372, 2177420), (412, 1966020), (420, 1928572), (434, 1866360), (453, 1788080), (465, 1741936), (496, 1633065), (515, 1572816), (560, 1446429), (604, 1341060), (618, 1310680), (620, 1306452), (651, 1244240), (721, 1123440), (744, 1088710), (755, 1072848), (824, 983010), (840, 964286), (868, 933180), (906, 894040), (930, 870968), (1030, 786408), (1057, 766320), (1085, 746544), (1208, 670530), (1236, 655340), (1240, 653226), (1302, 622120), (1442, 561720), (1488, 544355), (1510, 536424), (1545, 524272), (1648, 491505), (1680, 482143), (1736, 466590), (1812, 447020), (1860, 435484), (2060, 393204), (2114, 383160), (2163, 374480), (2170, 373272), (2265, 357616), (2416, 335265), (2472, 327670), (2480, 326613), (2604, 311060), (2884, 280860), (3020, 268212), (3090, 262136), (3171, 255440), (3193, 253680), (3255, 248848), (3472, 233295), (3605, 224688), (3624, 223510), (3720, 217742), (4120, 196602), (4228, 191580), (4326, 187240), (4340, 186636), (4530, 178808), (4681, 173040), (4944, 163835), (5208, 155530), (5285, 153264), (5768, 140430), (6040, 134106), (6180, 131068), (6342, 127720), (6386, 126840), (6510, 124424), (7210, 112344), (7248, 111755), (7440, 108871), (8240, 98301), (8456, 95790), (8652, 93620), (8680, 93318), (9060, 89404), (9362, 86520), (9579, 84560), (10416, 77765), (10570, 76632), (10815, 74896), (11536, 70215), (12080, 67053), (12360, 65534), (12684, 63860), (12772, 63420), (13020, 62212), (14043, 57680), (14420, 56172), (15553, 52080), (15855, 51088), (15965, 50736), (16912, 47895), (17304, 46810), (17360, 46659), (18120, 44702), (18724, 43260), (19158, 42280), (21140, 38316), (21630, 37448), (22351, 36240), (23405, 34608), (24720, 32767), (25368, 31930), (25544, 31710), (26040, 31106), (28086, 28840)]