223904655

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 461770848

約数和(自身を除く): 237866193

約数列:

[1, 3, 5, 9, 13, 15, 23, 27, 39, 43, 45, 65, 69, 81, 115, 117, 129, 135, 195, 207, 215, 299, 345, 351, 387, 405, 559, 585, 621, 645, 897, 989, 1035, 1053, 1161, 1495, 1677, 1755, 1849, 1863, 1935, 2691, 2795, 2967, 3105, 3483, 4485, 4945, 5031, 5265, 5547, 5805, 8073, 8385, 8901, 9245, 9315, 12857, 13455, 14835, 15093, 16641, 17415, 24037, 24219, 25155, 26703, 27735, 38571, 40365, 42527, 44505, 45279, 49923, 64285, 72111, 75465, 80109, 83205, 115713, 120185, 121095, 127581, 133515, 149769, 192855, 212635, 216333, 226395, 249615, 347139, 360555, 382743, 400545, 552851, 578565, 637905, 648999, 748845, 1041417, 1081665, 1148229, 1658553, 1735695, 1913715, 1946997, 2764255, 3244995, 3444687, 4975659, 5207085, 5741145, 8292765, 9734985, 14926977, 17223435, 24878295, 44780931, 74634885, 223904655]

約数ペア:

[(1, 223904655), (3, 74634885), (5, 44780931), (9, 24878295), (13, 17223435), (15, 14926977), (23, 9734985), (27, 8292765), (39, 5741145), (43, 5207085), (45, 4975659), (65, 3444687), (69, 3244995), (81, 2764255), (115, 1946997), (117, 1913715), (129, 1735695), (135, 1658553), (195, 1148229), (207, 1081665), (215, 1041417), (299, 748845), (345, 648999), (351, 637905), (387, 578565), (405, 552851), (559, 400545), (585, 382743), (621, 360555), (645, 347139), (897, 249615), (989, 226395), (1035, 216333), (1053, 212635), (1161, 192855), (1495, 149769), (1677, 133515), (1755, 127581), (1849, 121095), (1863, 120185), (1935, 115713), (2691, 83205), (2795, 80109), (2967, 75465), (3105, 72111), (3483, 64285), (4485, 49923), (4945, 45279), (5031, 44505), (5265, 42527), (5547, 40365), (5805, 38571), (8073, 27735), (8385, 26703), (8901, 25155), (9245, 24219), (9315, 24037), (12857, 17415), (13455, 16641), (14835, 15093)]