70291980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:428

約数の個数: 144

約数和(自身を含む): 235243008

約数和(自身を除く): 164951028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 131, 132, 165, 180, 198, 220, 262, 271, 330, 393, 396, 495, 524, 542, 655, 660, 786, 813, 990, 1084, 1179, 1310, 1355, 1441, 1572, 1626, 1965, 1980, 2358, 2439, 2620, 2710, 2882, 2981, 3252, 3930, 4065, 4323, 4716, 4878, 5420, 5764, 5895, 5962, 7205, 7860, 8130, 8646, 8943, 9756, 11790, 11924, 12195, 12969, 14410, 14905, 16260, 17292, 17886, 21615, 23580, 24390, 25938, 26829, 28820, 29810, 35501, 35772, 43230, 44715, 48780, 51876, 53658, 59620, 64845, 71002, 86460, 89430, 106503, 107316, 129690, 134145, 142004, 177505, 178860, 213006, 259380, 268290, 319509, 355010, 390511, 426012, 532515, 536580, 639018, 710020, 781022, 1065030, 1171533, 1278036, 1562044, 1597545, 1952555, 2130060, 2343066, 3195090, 3514599, 3905110, 4686132, 5857665, 6390180, 7029198, 7810220, 11715330, 14058396, 17572995, 23430660, 35145990, 70291980]

約数ペア:

[(1, 70291980), (2, 35145990), (3, 23430660), (4, 17572995), (5, 14058396), (6, 11715330), (9, 7810220), (10, 7029198), (11, 6390180), (12, 5857665), (15, 4686132), (18, 3905110), (20, 3514599), (22, 3195090), (30, 2343066), (33, 2130060), (36, 1952555), (44, 1597545), (45, 1562044), (55, 1278036), (60, 1171533), (66, 1065030), (90, 781022), (99, 710020), (110, 639018), (131, 536580), (132, 532515), (165, 426012), (180, 390511), (198, 355010), (220, 319509), (262, 268290), (271, 259380), (330, 213006), (393, 178860), (396, 177505), (495, 142004), (524, 134145), (542, 129690), (655, 107316), (660, 106503), (786, 89430), (813, 86460), (990, 71002), (1084, 64845), (1179, 59620), (1310, 53658), (1355, 51876), (1441, 48780), (1572, 44715), (1626, 43230), (1965, 35772), (1980, 35501), (2358, 29810), (2439, 28820), (2620, 26829), (2710, 25938), (2882, 24390), (2981, 23580), (3252, 21615), (3930, 17886), (4065, 17292), (4323, 16260), (4716, 14905), (4878, 14410), (5420, 12969), (5764, 12195), (5895, 11924), (5962, 11790), (7205, 9756), (7860, 8943), (8130, 8646)]