72503730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2056

約数の個数: 96

約数和(自身を含む): 209664000

約数和(自身を除く): 137160270

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 130, 155, 186, 195, 234, 279, 310, 390, 403, 465, 558, 585, 806, 930, 1170, 1209, 1395, 1999, 2015, 2418, 2790, 3627, 3998, 4030, 5997, 6045, 7254, 9995, 11994, 12090, 17991, 18135, 19990, 25987, 29985, 35982, 36270, 51974, 59970, 61969, 77961, 89955, 123938, 129935, 155922, 179910, 185907, 233883, 259870, 309845, 371814, 389805, 467766, 557721, 619690, 779610, 805597, 929535, 1115442, 1169415, 1611194, 1859070, 2338830, 2416791, 2788605, 4027985, 4833582, 5577210, 7250373, 8055970, 12083955, 14500746, 24167910, 36251865, 72503730]

約数ペア:

[(1, 72503730), (2, 36251865), (3, 24167910), (5, 14500746), (6, 12083955), (9, 8055970), (10, 7250373), (13, 5577210), (15, 4833582), (18, 4027985), (26, 2788605), (30, 2416791), (31, 2338830), (39, 1859070), (45, 1611194), (62, 1169415), (65, 1115442), (78, 929535), (90, 805597), (93, 779610), (117, 619690), (130, 557721), (155, 467766), (186, 389805), (195, 371814), (234, 309845), (279, 259870), (310, 233883), (390, 185907), (403, 179910), (465, 155922), (558, 129935), (585, 123938), (806, 89955), (930, 77961), (1170, 61969), (1209, 59970), (1395, 51974), (1999, 36270), (2015, 35982), (2418, 29985), (2790, 25987), (3627, 19990), (3998, 18135), (4030, 17991), (5997, 12090), (6045, 11994), (7254, 9995)]