79740960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{983}}^1$

素因数の和:1027

約数の個数: 144

約数和(自身を含む): 272268864

約数和(自身を除く): 192527904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 195, 208, 240, 260, 312, 338, 390, 416, 480, 507, 520, 624, 676, 780, 845, 983, 1014, 1040, 1248, 1352, 1560, 1690, 1966, 2028, 2080, 2535, 2704, 2949, 3120, 3380, 3932, 4056, 4915, 5070, 5408, 5898, 6240, 6760, 7864, 8112, 9830, 10140, 11796, 12779, 13520, 14745, 15728, 16224, 19660, 20280, 23592, 25558, 27040, 29490, 31456, 38337, 39320, 40560, 47184, 51116, 58980, 63895, 76674, 78640, 81120, 94368, 102232, 117960, 127790, 153348, 157280, 166127, 191685, 204464, 235920, 255580, 306696, 332254, 383370, 408928, 471840, 498381, 511160, 613392, 664508, 766740, 830635, 996762, 1022320, 1226784, 1329016, 1533480, 1661270, 1993524, 2044640, 2491905, 2658032, 3066960, 3322540, 3987048, 4983810, 5316064, 6133920, 6645080, 7974096, 9967620, 13290160, 15948192, 19935240, 26580320, 39870480, 79740960]

約数ペア:

[(1, 79740960), (2, 39870480), (3, 26580320), (4, 19935240), (5, 15948192), (6, 13290160), (8, 9967620), (10, 7974096), (12, 6645080), (13, 6133920), (15, 5316064), (16, 4983810), (20, 3987048), (24, 3322540), (26, 3066960), (30, 2658032), (32, 2491905), (39, 2044640), (40, 1993524), (48, 1661270), (52, 1533480), (60, 1329016), (65, 1226784), (78, 1022320), (80, 996762), (96, 830635), (104, 766740), (120, 664508), (130, 613392), (156, 511160), (160, 498381), (169, 471840), (195, 408928), (208, 383370), (240, 332254), (260, 306696), (312, 255580), (338, 235920), (390, 204464), (416, 191685), (480, 166127), (507, 157280), (520, 153348), (624, 127790), (676, 117960), (780, 102232), (845, 94368), (983, 81120), (1014, 78640), (1040, 76674), (1248, 63895), (1352, 58980), (1560, 51116), (1690, 47184), (1966, 40560), (2028, 39320), (2080, 38337), (2535, 31456), (2704, 29490), (2949, 27040), (3120, 25558), (3380, 23592), (3932, 20280), (4056, 19660), (4915, 16224), (5070, 15728), (5408, 14745), (5898, 13520), (6240, 12779), (6760, 11796), (7864, 10140), (8112, 9830)]