1331168520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{32531}}^1$

素因数の和:32587

約数の個数: 128

約数和(自身を含む): 4497223680

約数和(自身を除く): 3166055160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 620, 660, 682, 744, 930, 1023, 1240, 1320, 1364, 1705, 1860, 2046, 2728, 3410, 3720, 4092, 5115, 6820, 8184, 10230, 13640, 20460, 32531, 40920, 65062, 97593, 130124, 162655, 195186, 260248, 325310, 357841, 390372, 487965, 650620, 715682, 780744, 975930, 1008461, 1073523, 1301240, 1431364, 1789205, 1951860, 2016922, 2147046, 2862728, 3025383, 3578410, 3903720, 4033844, 4294092, 5042305, 5367615, 6050766, 7156820, 8067688, 8588184, 10084610, 10735230, 11093071, 12101532, 14313640, 15126915, 20169220, 21470460, 22186142, 24203064, 30253830, 33279213, 40338440, 42940920, 44372284, 55465355, 60507660, 66558426, 88744568, 110930710, 121015320, 133116852, 166396065, 221861420, 266233704, 332792130, 443722840, 665584260, 1331168520]

約数ペア:

[(1, 1331168520), (2, 665584260), (3, 443722840), (4, 332792130), (5, 266233704), (6, 221861420), (8, 166396065), (10, 133116852), (11, 121015320), (12, 110930710), (15, 88744568), (20, 66558426), (22, 60507660), (24, 55465355), (30, 44372284), (31, 42940920), (33, 40338440), (40, 33279213), (44, 30253830), (55, 24203064), (60, 22186142), (62, 21470460), (66, 20169220), (88, 15126915), (93, 14313640), (110, 12101532), (120, 11093071), (124, 10735230), (132, 10084610), (155, 8588184), (165, 8067688), (186, 7156820), (220, 6050766), (248, 5367615), (264, 5042305), (310, 4294092), (330, 4033844), (341, 3903720), (372, 3578410), (440, 3025383), (465, 2862728), (620, 2147046), (660, 2016922), (682, 1951860), (744, 1789205), (930, 1431364), (1023, 1301240), (1240, 1073523), (1320, 1008461), (1364, 975930), (1705, 780744), (1860, 715682), (2046, 650620), (2728, 487965), (3410, 390372), (3720, 357841), (4092, 325310), (5115, 260248), (6820, 195186), (8184, 162655), (10230, 130124), (13640, 97593), (20460, 65062), (32531, 40920)]