628889560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{3001}}^1$

素因数の和:3069

約数の個数: 96

約数和(自身を含む): 1582174080

約数和(自身を除く): 953284520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 169, 248, 260, 310, 338, 403, 520, 620, 676, 806, 845, 1240, 1352, 1612, 1690, 2015, 3001, 3224, 3380, 4030, 5239, 6002, 6760, 8060, 10478, 12004, 15005, 16120, 20956, 24008, 26195, 30010, 39013, 41912, 52390, 60020, 78026, 93031, 104780, 120040, 156052, 186062, 195065, 209560, 312104, 372124, 390130, 465155, 507169, 744248, 780260, 930310, 1014338, 1209403, 1560520, 1860620, 2028676, 2418806, 2535845, 3721240, 4057352, 4837612, 5071690, 6047015, 9675224, 10143380, 12094030, 15722239, 20286760, 24188060, 31444478, 48376120, 62888956, 78611195, 125777912, 157222390, 314444780, 628889560]

約数ペア:

[(1, 628889560), (2, 314444780), (4, 157222390), (5, 125777912), (8, 78611195), (10, 62888956), (13, 48376120), (20, 31444478), (26, 24188060), (31, 20286760), (40, 15722239), (52, 12094030), (62, 10143380), (65, 9675224), (104, 6047015), (124, 5071690), (130, 4837612), (155, 4057352), (169, 3721240), (248, 2535845), (260, 2418806), (310, 2028676), (338, 1860620), (403, 1560520), (520, 1209403), (620, 1014338), (676, 930310), (806, 780260), (845, 744248), (1240, 507169), (1352, 465155), (1612, 390130), (1690, 372124), (2015, 312104), (3001, 209560), (3224, 195065), (3380, 186062), (4030, 156052), (5239, 120040), (6002, 104780), (6760, 93031), (8060, 78026), (10478, 60020), (12004, 52390), (15005, 41912), (16120, 39013), (20956, 30010), (24008, 26195)]