253830480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:469

約数の個数: 160

約数和(自身を含む): 822328320

約数和(自身を除く): 568497840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 109, 120, 124, 155, 186, 218, 240, 248, 310, 313, 327, 372, 436, 465, 496, 545, 620, 626, 654, 744, 872, 930, 939, 1090, 1240, 1252, 1308, 1488, 1565, 1635, 1744, 1860, 1878, 2180, 2480, 2504, 2616, 3130, 3270, 3379, 3720, 3756, 4360, 4695, 5008, 5232, 6260, 6540, 6758, 7440, 7512, 8720, 9390, 9703, 10137, 12520, 13080, 13516, 15024, 16895, 18780, 19406, 20274, 25040, 26160, 27032, 29109, 33790, 34117, 37560, 38812, 40548, 48515, 50685, 54064, 58218, 67580, 68234, 75120, 77624, 81096, 97030, 101370, 102351, 116436, 135160, 136468, 145545, 155248, 162192, 170585, 194060, 202740, 204702, 232872, 270320, 272936, 291090, 341170, 388120, 405480, 409404, 465744, 511755, 545872, 582180, 682340, 776240, 810960, 818808, 1023510, 1057627, 1164360, 1364680, 1637616, 2047020, 2115254, 2328720, 2729360, 3172881, 4094040, 4230508, 5288135, 6345762, 8188080, 8461016, 10576270, 12691524, 15864405, 16922032, 21152540, 25383048, 31728810, 42305080, 50766096, 63457620, 84610160, 126915240, 253830480]

約数ペア:

[(1, 253830480), (2, 126915240), (3, 84610160), (4, 63457620), (5, 50766096), (6, 42305080), (8, 31728810), (10, 25383048), (12, 21152540), (15, 16922032), (16, 15864405), (20, 12691524), (24, 10576270), (30, 8461016), (31, 8188080), (40, 6345762), (48, 5288135), (60, 4230508), (62, 4094040), (80, 3172881), (93, 2729360), (109, 2328720), (120, 2115254), (124, 2047020), (155, 1637616), (186, 1364680), (218, 1164360), (240, 1057627), (248, 1023510), (310, 818808), (313, 810960), (327, 776240), (372, 682340), (436, 582180), (465, 545872), (496, 511755), (545, 465744), (620, 409404), (626, 405480), (654, 388120), (744, 341170), (872, 291090), (930, 272936), (939, 270320), (1090, 232872), (1240, 204702), (1252, 202740), (1308, 194060), (1488, 170585), (1565, 162192), (1635, 155248), (1744, 145545), (1860, 136468), (1878, 135160), (2180, 116436), (2480, 102351), (2504, 101370), (2616, 97030), (3130, 81096), (3270, 77624), (3379, 75120), (3720, 68234), (3756, 67580), (4360, 58218), (4695, 54064), (5008, 50685), (5232, 48515), (6260, 40548), (6540, 38812), (6758, 37560), (7440, 34117), (7512, 33790), (8720, 29109), (9390, 27032), (9703, 26160), (10137, 25040), (12520, 20274), (13080, 19406), (13516, 18780), (15024, 16895)]