81150960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{521}}^1$

素因数の和:607

約数の個数: 160

約数和(自身を含む): 279624960

約数和(自身を除く): 198474000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 59, 60, 66, 80, 88, 110, 118, 120, 132, 165, 176, 177, 220, 236, 240, 264, 295, 330, 354, 440, 472, 521, 528, 590, 649, 660, 708, 880, 885, 944, 1042, 1180, 1298, 1320, 1416, 1563, 1770, 1947, 2084, 2360, 2596, 2605, 2640, 2832, 3126, 3245, 3540, 3894, 4168, 4720, 5192, 5210, 5731, 6252, 6490, 7080, 7788, 7815, 8336, 9735, 10384, 10420, 11462, 12504, 12980, 14160, 15576, 15630, 17193, 19470, 20840, 22924, 25008, 25960, 28655, 30739, 31152, 31260, 34386, 38940, 41680, 45848, 51920, 57310, 61478, 62520, 68772, 77880, 85965, 91696, 92217, 114620, 122956, 125040, 137544, 153695, 155760, 171930, 184434, 229240, 245912, 275088, 307390, 338129, 343860, 368868, 458480, 461085, 491824, 614780, 676258, 687720, 737736, 922170, 1014387, 1229560, 1352516, 1375440, 1475472, 1690645, 1844340, 2028774, 2459120, 2705032, 3381290, 3688680, 4057548, 5071935, 5410064, 6762580, 7377360, 8115096, 10143870, 13525160, 16230192, 20287740, 27050320, 40575480, 81150960]

約数ペア:

[(1, 81150960), (2, 40575480), (3, 27050320), (4, 20287740), (5, 16230192), (6, 13525160), (8, 10143870), (10, 8115096), (11, 7377360), (12, 6762580), (15, 5410064), (16, 5071935), (20, 4057548), (22, 3688680), (24, 3381290), (30, 2705032), (33, 2459120), (40, 2028774), (44, 1844340), (48, 1690645), (55, 1475472), (59, 1375440), (60, 1352516), (66, 1229560), (80, 1014387), (88, 922170), (110, 737736), (118, 687720), (120, 676258), (132, 614780), (165, 491824), (176, 461085), (177, 458480), (220, 368868), (236, 343860), (240, 338129), (264, 307390), (295, 275088), (330, 245912), (354, 229240), (440, 184434), (472, 171930), (521, 155760), (528, 153695), (590, 137544), (649, 125040), (660, 122956), (708, 114620), (880, 92217), (885, 91696), (944, 85965), (1042, 77880), (1180, 68772), (1298, 62520), (1320, 61478), (1416, 57310), (1563, 51920), (1770, 45848), (1947, 41680), (2084, 38940), (2360, 34386), (2596, 31260), (2605, 31152), (2640, 30739), (2832, 28655), (3126, 25960), (3245, 25008), (3540, 22924), (3894, 20840), (4168, 19470), (4720, 17193), (5192, 15630), (5210, 15576), (5731, 14160), (6252, 12980), (6490, 12504), (7080, 11462), (7788, 10420), (7815, 10384), (8336, 9735)]