66884580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{487}}^1$

素因数の和:618

約数の個数: 144

約数和(自身を含む): 234474240

約数和(自身を除く): 167589660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 109, 126, 140, 180, 210, 218, 252, 315, 327, 420, 436, 487, 545, 630, 654, 763, 974, 981, 1090, 1260, 1308, 1461, 1526, 1635, 1948, 1962, 2180, 2289, 2435, 2922, 3052, 3270, 3409, 3815, 3924, 4383, 4578, 4870, 4905, 5844, 6540, 6818, 6867, 7305, 7630, 8766, 9156, 9740, 9810, 10227, 11445, 13636, 13734, 14610, 15260, 17045, 17532, 19620, 20454, 21915, 22890, 27468, 29220, 30681, 34090, 34335, 40908, 43830, 45780, 51135, 53083, 61362, 68180, 68670, 87660, 102270, 106166, 122724, 137340, 153405, 159249, 204540, 212332, 265415, 306810, 318498, 371581, 477747, 530830, 613620, 636996, 743162, 796245, 955494, 1061660, 1114743, 1486324, 1592490, 1857905, 1910988, 2229486, 2388735, 3184980, 3344229, 3715810, 4458972, 4777470, 5573715, 6688458, 7431620, 9554940, 11147430, 13376916, 16721145, 22294860, 33442290, 66884580]

約数ペア:

[(1, 66884580), (2, 33442290), (3, 22294860), (4, 16721145), (5, 13376916), (6, 11147430), (7, 9554940), (9, 7431620), (10, 6688458), (12, 5573715), (14, 4777470), (15, 4458972), (18, 3715810), (20, 3344229), (21, 3184980), (28, 2388735), (30, 2229486), (35, 1910988), (36, 1857905), (42, 1592490), (45, 1486324), (60, 1114743), (63, 1061660), (70, 955494), (84, 796245), (90, 743162), (105, 636996), (109, 613620), (126, 530830), (140, 477747), (180, 371581), (210, 318498), (218, 306810), (252, 265415), (315, 212332), (327, 204540), (420, 159249), (436, 153405), (487, 137340), (545, 122724), (630, 106166), (654, 102270), (763, 87660), (974, 68670), (981, 68180), (1090, 61362), (1260, 53083), (1308, 51135), (1461, 45780), (1526, 43830), (1635, 40908), (1948, 34335), (1962, 34090), (2180, 30681), (2289, 29220), (2435, 27468), (2922, 22890), (3052, 21915), (3270, 20454), (3409, 19620), (3815, 17532), (3924, 17045), (4383, 15260), (4578, 14610), (4870, 13734), (4905, 13636), (5844, 11445), (6540, 10227), (6818, 9810), (6867, 9740), (7305, 9156), (7630, 8766)]