151561480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:987

約数の個数: 128

約数和(自身を含む): 423936000

約数和(自身を除く): 272374520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 95, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 310, 380, 434, 532, 589, 620, 665, 760, 868, 919, 1064, 1085, 1178, 1240, 1330, 1736, 1838, 2170, 2356, 2660, 2945, 3676, 4123, 4340, 4595, 4712, 5320, 5890, 6433, 7352, 8246, 8680, 9190, 11780, 12866, 16492, 17461, 18380, 20615, 23560, 25732, 28489, 32165, 32984, 34922, 36760, 41230, 51464, 56978, 64330, 69844, 82460, 87305, 113956, 122227, 128660, 139688, 142445, 164920, 174610, 199423, 227912, 244454, 257320, 284890, 349220, 398846, 488908, 541291, 569780, 611135, 698440, 797692, 977816, 997115, 1082582, 1139560, 1222270, 1595384, 1994230, 2165164, 2444540, 2706455, 3789037, 3988460, 4330328, 4889080, 5412910, 7578074, 7976920, 10825820, 15156148, 18945185, 21651640, 30312296, 37890370, 75780740, 151561480]

約数ペア:

[(1, 151561480), (2, 75780740), (4, 37890370), (5, 30312296), (7, 21651640), (8, 18945185), (10, 15156148), (14, 10825820), (19, 7976920), (20, 7578074), (28, 5412910), (31, 4889080), (35, 4330328), (38, 3988460), (40, 3789037), (56, 2706455), (62, 2444540), (70, 2165164), (76, 1994230), (95, 1595384), (124, 1222270), (133, 1139560), (140, 1082582), (152, 997115), (155, 977816), (190, 797692), (217, 698440), (248, 611135), (266, 569780), (280, 541291), (310, 488908), (380, 398846), (434, 349220), (532, 284890), (589, 257320), (620, 244454), (665, 227912), (760, 199423), (868, 174610), (919, 164920), (1064, 142445), (1085, 139688), (1178, 128660), (1240, 122227), (1330, 113956), (1736, 87305), (1838, 82460), (2170, 69844), (2356, 64330), (2660, 56978), (2945, 51464), (3676, 41230), (4123, 36760), (4340, 34922), (4595, 32984), (4712, 32165), (5320, 28489), (5890, 25732), (6433, 23560), (7352, 20615), (8246, 18380), (8680, 17461), (9190, 16492), (11780, 12866)]