207223120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10487}}^1$

素因数の和:10532

約数の個数: 80

約数和(自身を含む): 546215040

約数和(自身を除く): 338991920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9880, 10487, 19760, 20974, 41948, 52435, 83896, 104870, 136331, 167792, 199253, 209740, 272662, 398506, 419480, 545324, 681655, 797012, 838960, 996265, 1090648, 1363310, 1594024, 1992530, 2181296, 2590289, 2726620, 3188048, 3985060, 5180578, 5453240, 7970120, 10361156, 10906480, 12951445, 15940240, 20722312, 25902890, 41444624, 51805780, 103611560, 207223120]

約数ペア:

[(1, 207223120), (2, 103611560), (4, 51805780), (5, 41444624), (8, 25902890), (10, 20722312), (13, 15940240), (16, 12951445), (19, 10906480), (20, 10361156), (26, 7970120), (38, 5453240), (40, 5180578), (52, 3985060), (65, 3188048), (76, 2726620), (80, 2590289), (95, 2181296), (104, 1992530), (130, 1594024), (152, 1363310), (190, 1090648), (208, 996265), (247, 838960), (260, 797012), (304, 681655), (380, 545324), (494, 419480), (520, 398506), (760, 272662), (988, 209740), (1040, 199253), (1235, 167792), (1520, 136331), (1976, 104870), (2470, 83896), (3952, 52435), (4940, 41948), (9880, 20974), (10487, 19760)]