71393880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{443}}^1$

素因数の和:553

約数の個数: 128

約数和(自身を含む): 230169600

約数和(自身を除く): 158775720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 79, 85, 102, 120, 136, 158, 170, 204, 237, 255, 316, 340, 395, 408, 443, 474, 510, 632, 680, 790, 886, 948, 1020, 1185, 1329, 1343, 1580, 1772, 1896, 2040, 2215, 2370, 2658, 2686, 3160, 3544, 4029, 4430, 4740, 5316, 5372, 6645, 6715, 7531, 8058, 8860, 9480, 10632, 10744, 13290, 13430, 15062, 16116, 17720, 20145, 22593, 26580, 26860, 30124, 32232, 34997, 37655, 40290, 45186, 53160, 53720, 60248, 69994, 75310, 80580, 90372, 104991, 112965, 139988, 150620, 161160, 174985, 180744, 209982, 225930, 279976, 301240, 349970, 419964, 451860, 524955, 594949, 699940, 839928, 903720, 1049910, 1189898, 1399880, 1784847, 2099820, 2379796, 2974745, 3569694, 4199640, 4759592, 5949490, 7139388, 8924235, 11898980, 14278776, 17848470, 23797960, 35696940, 71393880]

約数ペア:

[(1, 71393880), (2, 35696940), (3, 23797960), (4, 17848470), (5, 14278776), (6, 11898980), (8, 8924235), (10, 7139388), (12, 5949490), (15, 4759592), (17, 4199640), (20, 3569694), (24, 2974745), (30, 2379796), (34, 2099820), (40, 1784847), (51, 1399880), (60, 1189898), (68, 1049910), (79, 903720), (85, 839928), (102, 699940), (120, 594949), (136, 524955), (158, 451860), (170, 419964), (204, 349970), (237, 301240), (255, 279976), (316, 225930), (340, 209982), (395, 180744), (408, 174985), (443, 161160), (474, 150620), (510, 139988), (632, 112965), (680, 104991), (790, 90372), (886, 80580), (948, 75310), (1020, 69994), (1185, 60248), (1329, 53720), (1343, 53160), (1580, 45186), (1772, 40290), (1896, 37655), (2040, 34997), (2215, 32232), (2370, 30124), (2658, 26860), (2686, 26580), (3160, 22593), (3544, 20145), (4029, 17720), (4430, 16116), (4740, 15062), (5316, 13430), (5372, 13290), (6645, 10744), (6715, 10632), (7531, 9480), (8058, 8860)]