79579980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23269}}^1$

素因数の和:23303

約数の個数: 72

約数和(自身を含む): 254108400

約数和(自身を除く): 174528420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 23269, 46538, 69807, 93076, 116345, 139614, 209421, 232690, 279228, 349035, 418842, 442111, 465380, 698070, 837684, 884222, 1047105, 1326333, 1396140, 1768444, 2094210, 2210555, 2652666, 3978999, 4188420, 4421110, 5305332, 6631665, 7957998, 8842220, 13263330, 15915996, 19894995, 26526660, 39789990, 79579980]

約数ペア:

[(1, 79579980), (2, 39789990), (3, 26526660), (4, 19894995), (5, 15915996), (6, 13263330), (9, 8842220), (10, 7957998), (12, 6631665), (15, 5305332), (18, 4421110), (19, 4188420), (20, 3978999), (30, 2652666), (36, 2210555), (38, 2094210), (45, 1768444), (57, 1396140), (60, 1326333), (76, 1047105), (90, 884222), (95, 837684), (114, 698070), (171, 465380), (180, 442111), (190, 418842), (228, 349035), (285, 279228), (342, 232690), (380, 209421), (570, 139614), (684, 116345), (855, 93076), (1140, 69807), (1710, 46538), (3420, 23269)]