66878100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3911}}^1$

素因数の和:3950

約数の個数: 108

約数和(自身を含む): 220715040

約数和(自身を除く): 153836940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 150, 171, 180, 190, 225, 228, 285, 300, 342, 380, 450, 475, 570, 684, 855, 900, 950, 1140, 1425, 1710, 1900, 2850, 3420, 3911, 4275, 5700, 7822, 8550, 11733, 15644, 17100, 19555, 23466, 35199, 39110, 46932, 58665, 70398, 74309, 78220, 97775, 117330, 140796, 148618, 175995, 195550, 222927, 234660, 293325, 297236, 351990, 371545, 391100, 445854, 586650, 668781, 703980, 743090, 879975, 891708, 1114635, 1173300, 1337562, 1486180, 1759950, 1857725, 2229270, 2675124, 3343905, 3519900, 3715450, 4458540, 5573175, 6687810, 7430900, 11146350, 13375620, 16719525, 22292700, 33439050, 66878100]

約数ペア:

[(1, 66878100), (2, 33439050), (3, 22292700), (4, 16719525), (5, 13375620), (6, 11146350), (9, 7430900), (10, 6687810), (12, 5573175), (15, 4458540), (18, 3715450), (19, 3519900), (20, 3343905), (25, 2675124), (30, 2229270), (36, 1857725), (38, 1759950), (45, 1486180), (50, 1337562), (57, 1173300), (60, 1114635), (75, 891708), (76, 879975), (90, 743090), (95, 703980), (100, 668781), (114, 586650), (150, 445854), (171, 391100), (180, 371545), (190, 351990), (225, 297236), (228, 293325), (285, 234660), (300, 222927), (342, 195550), (380, 175995), (450, 148618), (475, 140796), (570, 117330), (684, 97775), (855, 78220), (900, 74309), (950, 70398), (1140, 58665), (1425, 46932), (1710, 39110), (1900, 35199), (2850, 23466), (3420, 19555), (3911, 17100), (4275, 15644), (5700, 11733), (7822, 8550)]