187042840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:545

約数の個数: 128

約数和(自身を含む): 485222400

約数和(自身を除く): 298179560

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 31, 34, 38, 40, 62, 68, 76, 85, 95, 124, 136, 152, 155, 170, 190, 248, 310, 323, 340, 380, 467, 527, 589, 620, 646, 680, 760, 934, 1054, 1178, 1240, 1292, 1615, 1868, 2108, 2335, 2356, 2584, 2635, 2945, 3230, 3736, 4216, 4670, 4712, 5270, 5890, 6460, 7939, 8873, 9340, 10013, 10540, 11780, 12920, 14477, 15878, 17746, 18680, 20026, 21080, 23560, 28954, 31756, 35492, 39695, 40052, 44365, 50065, 57908, 63512, 70984, 72385, 79390, 80104, 88730, 100130, 115816, 144770, 150841, 158780, 177460, 200260, 246109, 275063, 289540, 301682, 317560, 354920, 400520, 492218, 550126, 579080, 603364, 754205, 984436, 1100252, 1206728, 1230545, 1375315, 1508410, 1968872, 2200504, 2461090, 2750630, 3016820, 4676071, 4922180, 5501260, 6033640, 9352142, 9844360, 11002520, 18704284, 23380355, 37408568, 46760710, 93521420, 187042840]

約数ペア:

[(1, 187042840), (2, 93521420), (4, 46760710), (5, 37408568), (8, 23380355), (10, 18704284), (17, 11002520), (19, 9844360), (20, 9352142), (31, 6033640), (34, 5501260), (38, 4922180), (40, 4676071), (62, 3016820), (68, 2750630), (76, 2461090), (85, 2200504), (95, 1968872), (124, 1508410), (136, 1375315), (152, 1230545), (155, 1206728), (170, 1100252), (190, 984436), (248, 754205), (310, 603364), (323, 579080), (340, 550126), (380, 492218), (467, 400520), (527, 354920), (589, 317560), (620, 301682), (646, 289540), (680, 275063), (760, 246109), (934, 200260), (1054, 177460), (1178, 158780), (1240, 150841), (1292, 144770), (1615, 115816), (1868, 100130), (2108, 88730), (2335, 80104), (2356, 79390), (2584, 72385), (2635, 70984), (2945, 63512), (3230, 57908), (3736, 50065), (4216, 44365), (4670, 40052), (4712, 39695), (5270, 35492), (5890, 31756), (6460, 28954), (7939, 23560), (8873, 21080), (9340, 20026), (10013, 18680), (10540, 17746), (11780, 15878), (12920, 14477)]