156720562340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1374983}}^1$

素因数の和:1375172

約数の個数: 48

約数和(自身を含む): 339566048640

約数和(自身を除く): 182845486300

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 139, 164, 205, 278, 410, 556, 695, 820, 1390, 2780, 5699, 11398, 22796, 28495, 56990, 113980, 1374983, 2749966, 5499932, 6874915, 13749830, 27499660, 56374303, 112748606, 191122637, 225497212, 281871515, 382245274, 563743030, 764490548, 955613185, 1127486060, 1911226370, 3822452740, 7836028117, 15672056234, 31344112468, 39180140585, 78360281170, 156720562340]

約数ペア:

[(1, 156720562340), (2, 78360281170), (4, 39180140585), (5, 31344112468), (10, 15672056234), (20, 7836028117), (41, 3822452740), (82, 1911226370), (139, 1127486060), (164, 955613185), (205, 764490548), (278, 563743030), (410, 382245274), (556, 281871515), (695, 225497212), (820, 191122637), (1390, 112748606), (2780, 56374303), (5699, 27499660), (11398, 13749830), (22796, 6874915), (28495, 5499932), (56990, 2749966), (113980, 1374983)]