81955440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:157

約数の個数: 360

約数和(自身を含む): 337398048

約数和(自身を除く): 255442608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 48, 49, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 98, 101, 105, 112, 115, 120, 126, 138, 140, 144, 147, 161, 168, 180, 184, 196, 202, 207, 210, 230, 240, 245, 252, 276, 280, 294, 303, 315, 322, 336, 345, 360, 368, 392, 404, 414, 420, 441, 460, 483, 490, 504, 505, 552, 560, 588, 606, 630, 644, 690, 707, 720, 735, 784, 805, 808, 828, 840, 882, 909, 920, 966, 980, 1008, 1010, 1035, 1104, 1127, 1176, 1212, 1260, 1288, 1380, 1414, 1449, 1470, 1515, 1610, 1616, 1656, 1680, 1764, 1818, 1840, 1932, 1960, 2020, 2070, 2121, 2205, 2254, 2323, 2352, 2415, 2424, 2520, 2576, 2760, 2828, 2898, 2940, 3030, 3220, 3312, 3381, 3528, 3535, 3636, 3864, 3920, 4040, 4140, 4242, 4410, 4508, 4545, 4646, 4830, 4848, 4949, 5040, 5520, 5635, 5656, 5796, 5880, 6060, 6363, 6440, 6762, 6969, 7056, 7070, 7245, 7272, 7728, 8080, 8280, 8484, 8820, 9016, 9090, 9292, 9660, 9898, 10143, 10605, 11270, 11312, 11592, 11615, 11760, 12120, 12726, 12880, 13524, 13938, 14140, 14490, 14544, 14847, 16261, 16560, 16905, 16968, 17640, 18032, 18180, 18584, 19320, 19796, 20286, 20907, 21210, 22540, 23184, 23230, 24240, 24745, 25452, 27048, 27876, 28280, 28980, 29694, 31815, 32522, 33810, 33936, 34845, 35280, 36360, 37168, 38640, 39592, 40572, 41814, 42420, 44541, 45080, 46460, 48783, 49490, 50715, 50904, 54096, 55752, 56560, 57960, 59388, 63630, 65044, 67620, 69690, 72720, 74235, 79184, 81144, 81305, 83628, 84840, 89082, 90160, 92920, 97566, 98980, 101430, 101808, 104535, 111504, 113827, 115920, 118776, 127260, 130088, 135240, 139380, 146349, 148470, 162288, 162610, 167256, 169680, 178164, 185840, 195132, 197960, 202860, 209070, 222705, 227654, 237552, 243915, 254520, 260176, 270480, 278760, 292698, 296940, 325220, 334512, 341481, 356328, 390264, 395920, 405720, 418140, 445410, 455308, 487830, 509040, 557520, 569135, 585396, 593880, 650440, 682962, 712656, 731745, 780528, 811440, 836280, 890820, 910616, 975660, 1024443, 1138270, 1170792, 1187760, 1300880, 1365924, 1463490, 1672560, 1707405, 1781640, 1821232, 1951320, 2048886, 2276540, 2341584, 2731848, 2926980, 3414810, 3563280, 3902640, 4097772, 4553080, 5122215, 5463696, 5853960, 6829620, 8195544, 9106160, 10244430, 11707920, 13659240, 16391088, 20488860, 27318480, 40977720, 81955440]

約数ペア:

[(1, 81955440), (2, 40977720), (3, 27318480), (4, 20488860), (5, 16391088), (6, 13659240), (7, 11707920), (8, 10244430), (9, 9106160), (10, 8195544), (12, 6829620), (14, 5853960), (15, 5463696), (16, 5122215), (18, 4553080), (20, 4097772), (21, 3902640), (23, 3563280), (24, 3414810), (28, 2926980), (30, 2731848), (35, 2341584), (36, 2276540), (40, 2048886), (42, 1951320), (45, 1821232), (46, 1781640), (48, 1707405), (49, 1672560), (56, 1463490), (60, 1365924), (63, 1300880), (69, 1187760), (70, 1170792), (72, 1138270), (80, 1024443), (84, 975660), (90, 910616), (92, 890820), (98, 836280), (101, 811440), (105, 780528), (112, 731745), (115, 712656), (120, 682962), (126, 650440), (138, 593880), (140, 585396), (144, 569135), (147, 557520), (161, 509040), (168, 487830), (180, 455308), (184, 445410), (196, 418140), (202, 405720), (207, 395920), (210, 390264), (230, 356328), (240, 341481), (245, 334512), (252, 325220), (276, 296940), (280, 292698), (294, 278760), (303, 270480), (315, 260176), (322, 254520), (336, 243915), (345, 237552), (360, 227654), (368, 222705), (392, 209070), (404, 202860), (414, 197960), (420, 195132), (441, 185840), (460, 178164), (483, 169680), (490, 167256), (504, 162610), (505, 162288), (552, 148470), (560, 146349), (588, 139380), (606, 135240), (630, 130088), (644, 127260), (690, 118776), (707, 115920), (720, 113827), (735, 111504), (784, 104535), (805, 101808), (808, 101430), (828, 98980), (840, 97566), (882, 92920), (909, 90160), (920, 89082), (966, 84840), (980, 83628), (1008, 81305), (1010, 81144), (1035, 79184), (1104, 74235), (1127, 72720), (1176, 69690), (1212, 67620), (1260, 65044), (1288, 63630), (1380, 59388), (1414, 57960), (1449, 56560), (1470, 55752), (1515, 54096), (1610, 50904), (1616, 50715), (1656, 49490), (1680, 48783), (1764, 46460), (1818, 45080), (1840, 44541), (1932, 42420), (1960, 41814), (2020, 40572), (2070, 39592), (2121, 38640), (2205, 37168), (2254, 36360), (2323, 35280), (2352, 34845), (2415, 33936), (2424, 33810), (2520, 32522), (2576, 31815), (2760, 29694), (2828, 28980), (2898, 28280), (2940, 27876), (3030, 27048), (3220, 25452), (3312, 24745), (3381, 24240), (3528, 23230), (3535, 23184), (3636, 22540), (3864, 21210), (3920, 20907), (4040, 20286), (4140, 19796), (4242, 19320), (4410, 18584), (4508, 18180), (4545, 18032), (4646, 17640), (4830, 16968), (4848, 16905), (4949, 16560), (5040, 16261), (5520, 14847), (5635, 14544), (5656, 14490), (5796, 14140), (5880, 13938), (6060, 13524), (6363, 12880), (6440, 12726), (6762, 12120), (6969, 11760), (7056, 11615), (7070, 11592), (7245, 11312), (7272, 11270), (7728, 10605), (8080, 10143), (8280, 9898), (8484, 9660), (8820, 9292), (9016, 9090)]