2764681640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{3967}}^1$

素因数の和:4135

約数の個数: 128

約数和(自身を含む): 7542374400

約数和(自身を除く): 4777692760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 131, 133, 140, 152, 190, 262, 266, 280, 380, 524, 532, 655, 665, 760, 917, 1048, 1064, 1310, 1330, 1834, 2489, 2620, 2660, 3668, 3967, 4585, 4978, 5240, 5320, 7336, 7934, 9170, 9956, 12445, 15868, 17423, 18340, 19835, 19912, 24890, 27769, 31736, 34846, 36680, 39670, 49780, 55538, 69692, 75373, 79340, 87115, 99560, 111076, 138845, 139384, 150746, 158680, 174230, 222152, 277690, 301492, 348460, 376865, 519677, 527611, 555380, 602984, 696920, 753730, 1039354, 1055222, 1110760, 1507460, 2078708, 2110444, 2598385, 2638055, 3014920, 3637739, 4157416, 4220888, 5196770, 5276110, 7275478, 9873863, 10393540, 10552220, 14550956, 18188695, 19747726, 20787080, 21104440, 29101912, 36377390, 39495452, 49369315, 69117041, 72754780, 78990904, 98738630, 138234082, 145509560, 197477260, 276468164, 345585205, 394954520, 552936328, 691170410, 1382340820, 2764681640]

約数ペア:

[(1, 2764681640), (2, 1382340820), (4, 691170410), (5, 552936328), (7, 394954520), (8, 345585205), (10, 276468164), (14, 197477260), (19, 145509560), (20, 138234082), (28, 98738630), (35, 78990904), (38, 72754780), (40, 69117041), (56, 49369315), (70, 39495452), (76, 36377390), (95, 29101912), (131, 21104440), (133, 20787080), (140, 19747726), (152, 18188695), (190, 14550956), (262, 10552220), (266, 10393540), (280, 9873863), (380, 7275478), (524, 5276110), (532, 5196770), (655, 4220888), (665, 4157416), (760, 3637739), (917, 3014920), (1048, 2638055), (1064, 2598385), (1310, 2110444), (1330, 2078708), (1834, 1507460), (2489, 1110760), (2620, 1055222), (2660, 1039354), (3668, 753730), (3967, 696920), (4585, 602984), (4978, 555380), (5240, 527611), (5320, 519677), (7336, 376865), (7934, 348460), (9170, 301492), (9956, 277690), (12445, 222152), (15868, 174230), (17423, 158680), (18340, 150746), (19835, 139384), (19912, 138845), (24890, 111076), (27769, 99560), (31736, 87115), (34846, 79340), (36680, 75373), (39670, 69692), (49780, 55538)]