89538960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{239}}^1$

素因数の和:485

約数の個数: 160

約数和(自身を含む): 319979520

約数和(自身を除く): 230440560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 223, 239, 240, 280, 336, 420, 446, 478, 560, 669, 717, 840, 892, 956, 1115, 1195, 1338, 1434, 1561, 1673, 1680, 1784, 1912, 2230, 2390, 2676, 2868, 3122, 3345, 3346, 3568, 3585, 3824, 4460, 4683, 4780, 5019, 5352, 5736, 6244, 6690, 6692, 7170, 7805, 8365, 8920, 9366, 9560, 10038, 10704, 11472, 12488, 13380, 13384, 14340, 15610, 16730, 17840, 18732, 19120, 20076, 23415, 24976, 25095, 26760, 26768, 28680, 31220, 33460, 37464, 40152, 46830, 50190, 53297, 53520, 57360, 62440, 66920, 74928, 80304, 93660, 100380, 106594, 124880, 133840, 159891, 187320, 200760, 213188, 266485, 319782, 373079, 374640, 401520, 426376, 532970, 639564, 746158, 799455, 852752, 1065940, 1119237, 1279128, 1492316, 1598910, 1865395, 2131880, 2238474, 2558256, 2984632, 3197820, 3730790, 4263760, 4476948, 5596185, 5969264, 6395640, 7461580, 8953896, 11192370, 12791280, 14923160, 17907792, 22384740, 29846320, 44769480, 89538960]

約数ペア:

[(1, 89538960), (2, 44769480), (3, 29846320), (4, 22384740), (5, 17907792), (6, 14923160), (7, 12791280), (8, 11192370), (10, 8953896), (12, 7461580), (14, 6395640), (15, 5969264), (16, 5596185), (20, 4476948), (21, 4263760), (24, 3730790), (28, 3197820), (30, 2984632), (35, 2558256), (40, 2238474), (42, 2131880), (48, 1865395), (56, 1598910), (60, 1492316), (70, 1279128), (80, 1119237), (84, 1065940), (105, 852752), (112, 799455), (120, 746158), (140, 639564), (168, 532970), (210, 426376), (223, 401520), (239, 374640), (240, 373079), (280, 319782), (336, 266485), (420, 213188), (446, 200760), (478, 187320), (560, 159891), (669, 133840), (717, 124880), (840, 106594), (892, 100380), (956, 93660), (1115, 80304), (1195, 74928), (1338, 66920), (1434, 62440), (1561, 57360), (1673, 53520), (1680, 53297), (1784, 50190), (1912, 46830), (2230, 40152), (2390, 37464), (2676, 33460), (2868, 31220), (3122, 28680), (3345, 26768), (3346, 26760), (3568, 25095), (3585, 24976), (3824, 23415), (4460, 20076), (4683, 19120), (4780, 18732), (5019, 17840), (5352, 16730), (5736, 15610), (6244, 14340), (6690, 13384), (6692, 13380), (7170, 12488), (7805, 11472), (8365, 10704), (8920, 10038), (9366, 9560)]