90847980

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:128

約数の個数: 192

約数和(自身を含む): 299765760

約数和(自身を除く): 208917780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 67, 81, 90, 93, 108, 124, 134, 135, 155, 162, 180, 186, 201, 243, 268, 270, 279, 310, 324, 335, 372, 402, 405, 465, 486, 540, 558, 603, 620, 670, 729, 804, 810, 837, 930, 972, 1005, 1116, 1206, 1215, 1340, 1395, 1458, 1620, 1674, 1809, 1860, 2010, 2077, 2187, 2412, 2430, 2511, 2790, 2916, 3015, 3348, 3618, 3645, 4020, 4154, 4185, 4374, 4860, 5022, 5427, 5580, 6030, 6231, 7236, 7290, 7533, 8308, 8370, 8748, 9045, 10044, 10385, 10854, 10935, 12060, 12462, 12555, 14580, 15066, 16281, 16740, 18090, 18693, 20770, 21708, 21870, 22599, 24924, 25110, 27135, 30132, 31155, 32562, 36180, 37386, 37665, 41540, 43740, 45198, 48843, 50220, 54270, 56079, 62310, 65124, 67797, 74772, 75330, 81405, 90396, 93465, 97686, 108540, 112158, 112995, 124620, 135594, 146529, 150660, 162810, 168237, 186930, 195372, 224316, 225990, 244215, 271188, 280395, 293058, 325620, 336474, 338985, 373860, 451980, 488430, 504711, 560790, 586116, 672948, 677970, 732645, 841185, 976860, 1009422, 1121580, 1355940, 1465290, 1514133, 1682370, 2018844, 2523555, 2930580, 3028266, 3364740, 4542399, 5047110, 6056532, 7570665, 9084798, 10094220, 15141330, 18169596, 22711995, 30282660, 45423990, 90847980]

約数ペア:

[(1, 90847980), (2, 45423990), (3, 30282660), (4, 22711995), (5, 18169596), (6, 15141330), (9, 10094220), (10, 9084798), (12, 7570665), (15, 6056532), (18, 5047110), (20, 4542399), (27, 3364740), (30, 3028266), (31, 2930580), (36, 2523555), (45, 2018844), (54, 1682370), (60, 1514133), (62, 1465290), (67, 1355940), (81, 1121580), (90, 1009422), (93, 976860), (108, 841185), (124, 732645), (134, 677970), (135, 672948), (155, 586116), (162, 560790), (180, 504711), (186, 488430), (201, 451980), (243, 373860), (268, 338985), (270, 336474), (279, 325620), (310, 293058), (324, 280395), (335, 271188), (372, 244215), (402, 225990), (405, 224316), (465, 195372), (486, 186930), (540, 168237), (558, 162810), (603, 150660), (620, 146529), (670, 135594), (729, 124620), (804, 112995), (810, 112158), (837, 108540), (930, 97686), (972, 93465), (1005, 90396), (1116, 81405), (1206, 75330), (1215, 74772), (1340, 67797), (1395, 65124), (1458, 62310), (1620, 56079), (1674, 54270), (1809, 50220), (1860, 48843), (2010, 45198), (2077, 43740), (2187, 41540), (2412, 37665), (2430, 37386), (2511, 36180), (2790, 32562), (2916, 31155), (3015, 30132), (3348, 27135), (3618, 25110), (3645, 24924), (4020, 22599), (4154, 21870), (4185, 21708), (4374, 20770), (4860, 18693), (5022, 18090), (5427, 16740), (5580, 16281), (6030, 15066), (6231, 14580), (7236, 12555), (7290, 12462), (7533, 12060), (8308, 10935), (8370, 10854), (8748, 10385), (9045, 10044)]