90239380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{761}}^1$

素因数の和:806

約数の個数: 108

約数和(自身を含む): 242622324

約数和(自身を除く): 152382944

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 121, 140, 154, 196, 220, 242, 245, 308, 385, 484, 490, 539, 605, 761, 770, 847, 980, 1078, 1210, 1522, 1540, 1694, 2156, 2420, 2695, 3044, 3388, 3805, 4235, 5327, 5390, 5929, 7610, 8371, 8470, 10654, 10780, 11858, 15220, 16742, 16940, 21308, 23716, 26635, 29645, 33484, 37289, 41855, 53270, 58597, 59290, 74578, 83710, 92081, 106540, 117194, 118580, 149156, 167420, 184162, 186445, 234388, 292985, 368324, 372890, 410179, 460405, 585970, 644567, 745780, 820358, 920810, 1171940, 1289134, 1640716, 1841620, 2050895, 2578268, 3222835, 4101790, 4511969, 6445670, 8203580, 9023938, 12891340, 18047876, 22559845, 45119690, 90239380]

約数ペア:

[(1, 90239380), (2, 45119690), (4, 22559845), (5, 18047876), (7, 12891340), (10, 9023938), (11, 8203580), (14, 6445670), (20, 4511969), (22, 4101790), (28, 3222835), (35, 2578268), (44, 2050895), (49, 1841620), (55, 1640716), (70, 1289134), (77, 1171940), (98, 920810), (110, 820358), (121, 745780), (140, 644567), (154, 585970), (196, 460405), (220, 410179), (242, 372890), (245, 368324), (308, 292985), (385, 234388), (484, 186445), (490, 184162), (539, 167420), (605, 149156), (761, 118580), (770, 117194), (847, 106540), (980, 92081), (1078, 83710), (1210, 74578), (1522, 59290), (1540, 58597), (1694, 53270), (2156, 41855), (2420, 37289), (2695, 33484), (3044, 29645), (3388, 26635), (3805, 23716), (4235, 21308), (5327, 16940), (5390, 16742), (5929, 15220), (7610, 11858), (8371, 10780), (8470, 10654)]