61263440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3529}}^1$

素因数の和:3580

約数の個数: 80

約数和(自身を含む): 168084480

約数和(自身を除く): 106821040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 3529, 4340, 7058, 8680, 14116, 17360, 17645, 24703, 28232, 35290, 49406, 56464, 70580, 98812, 109399, 123515, 141160, 197624, 218798, 247030, 282320, 395248, 437596, 494060, 546995, 765793, 875192, 988120, 1093990, 1531586, 1750384, 1976240, 2187980, 3063172, 3828965, 4375960, 6126344, 7657930, 8751920, 12252688, 15315860, 30631720, 61263440]

約数ペア:

[(1, 61263440), (2, 30631720), (4, 15315860), (5, 12252688), (7, 8751920), (8, 7657930), (10, 6126344), (14, 4375960), (16, 3828965), (20, 3063172), (28, 2187980), (31, 1976240), (35, 1750384), (40, 1531586), (56, 1093990), (62, 988120), (70, 875192), (80, 765793), (112, 546995), (124, 494060), (140, 437596), (155, 395248), (217, 282320), (248, 247030), (280, 218798), (310, 197624), (434, 141160), (496, 123515), (560, 109399), (620, 98812), (868, 70580), (1085, 56464), (1240, 49406), (1736, 35290), (2170, 28232), (2480, 24703), (3472, 17645), (3529, 17360), (4340, 14116), (7058, 8680)]