290567836

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 609638400

約数和(自身を除く): 319070564

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 53, 62, 76, 106, 124, 179, 212, 247, 358, 403, 494, 589, 689, 716, 806, 988, 1007, 1178, 1378, 1612, 1643, 2014, 2327, 2356, 2756, 3286, 3401, 4028, 4654, 5549, 6572, 6802, 7657, 9308, 9487, 11098, 13091, 13604, 15314, 18974, 21359, 22196, 26182, 30628, 31217, 37948, 42718, 44213, 52364, 62434, 72137, 85436, 88426, 105431, 123331, 124868, 144274, 176852, 180253, 210862, 246662, 288548, 294097, 360506, 405821, 421724, 493324, 588194, 721012, 811642, 1176388, 1370603, 1623284, 2343289, 2741206, 3823261, 4686578, 5482412, 5587843, 7646522, 9373156, 11175686, 15293044, 22351372, 72641959, 145283918, 290567836]

約数ペア:

[(1, 290567836), (2, 145283918), (4, 72641959), (13, 22351372), (19, 15293044), (26, 11175686), (31, 9373156), (38, 7646522), (52, 5587843), (53, 5482412), (62, 4686578), (76, 3823261), (106, 2741206), (124, 2343289), (179, 1623284), (212, 1370603), (247, 1176388), (358, 811642), (403, 721012), (494, 588194), (589, 493324), (689, 421724), (716, 405821), (806, 360506), (988, 294097), (1007, 288548), (1178, 246662), (1378, 210862), (1612, 180253), (1643, 176852), (2014, 144274), (2327, 124868), (2356, 123331), (2756, 105431), (3286, 88426), (3401, 85436), (4028, 72137), (4654, 62434), (5549, 52364), (6572, 44213), (6802, 42718), (7657, 37948), (9308, 31217), (9487, 30628), (11098, 26182), (13091, 22196), (13604, 21359), (15314, 18974)]