31631160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:829

約数の個数: 128

約数和(自身を含む): 106997760

約数和(自身を除く): 75366600

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, 773, 930, 1023, 1240, 1320, 1364, 1546, 1705, 1860, 2046, 2319, 2728, 3092, 3410, 3720, 3865, 4092, 4638, 5115, 6184, 6820, 7730, 8184, 8503, 9276, 10230, 11595, 13640, 15460, 17006, 18552, 20460, 23190, 23963, 25509, 30920, 34012, 40920, 42515, 46380, 47926, 51018, 68024, 71889, 85030, 92760, 95852, 102036, 119815, 127545, 143778, 170060, 191704, 204072, 239630, 255090, 263593, 287556, 340120, 359445, 479260, 510180, 527186, 575112, 718890, 790779, 958520, 1020360, 1054372, 1317965, 1437780, 1581558, 2108744, 2635930, 2875560, 3163116, 3953895, 5271860, 6326232, 7907790, 10543720, 15815580, 31631160]

約数ペア:

[(1, 31631160), (2, 15815580), (3, 10543720), (4, 7907790), (5, 6326232), (6, 5271860), (8, 3953895), (10, 3163116), (11, 2875560), (12, 2635930), (15, 2108744), (20, 1581558), (22, 1437780), (24, 1317965), (30, 1054372), (31, 1020360), (33, 958520), (40, 790779), (44, 718890), (55, 575112), (60, 527186), (62, 510180), (66, 479260), (88, 359445), (93, 340120), (110, 287556), (120, 263593), (124, 255090), (132, 239630), (155, 204072), (165, 191704), (186, 170060), (220, 143778), (248, 127545), (264, 119815), (310, 102036), (330, 95852), (341, 92760), (372, 85030), (440, 71889), (465, 68024), (620, 51018), (660, 47926), (682, 46380), (744, 42515), (773, 40920), (930, 34012), (1023, 30920), (1240, 25509), (1320, 23963), (1364, 23190), (1546, 20460), (1705, 18552), (1860, 17006), (2046, 15460), (2319, 13640), (2728, 11595), (3092, 10230), (3410, 9276), (3720, 8503), (3865, 8184), (4092, 7730), (4638, 6820), (5115, 6184)]