127428390

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2579}}^1$

素因数の和:2659

約数の個数: 80

約数和(自身を含む): 348392880

約数和(自身を除く): 220964490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 81, 90, 122, 135, 162, 183, 270, 305, 366, 405, 549, 610, 810, 915, 1098, 1647, 1830, 2579, 2745, 3294, 4941, 5158, 5490, 7737, 8235, 9882, 12895, 15474, 16470, 23211, 24705, 25790, 38685, 46422, 49410, 69633, 77370, 116055, 139266, 157319, 208899, 232110, 314638, 348165, 417798, 471957, 696330, 786595, 943914, 1044495, 1415871, 1573190, 2088990, 2359785, 2831742, 4247613, 4719570, 7079355, 8495226, 12742839, 14158710, 21238065, 25485678, 42476130, 63714195, 127428390]

約数ペア:

[(1, 127428390), (2, 63714195), (3, 42476130), (5, 25485678), (6, 21238065), (9, 14158710), (10, 12742839), (15, 8495226), (18, 7079355), (27, 4719570), (30, 4247613), (45, 2831742), (54, 2359785), (61, 2088990), (81, 1573190), (90, 1415871), (122, 1044495), (135, 943914), (162, 786595), (183, 696330), (270, 471957), (305, 417798), (366, 348165), (405, 314638), (549, 232110), (610, 208899), (810, 157319), (915, 139266), (1098, 116055), (1647, 77370), (1830, 69633), (2579, 49410), (2745, 46422), (3294, 38685), (4941, 25790), (5158, 24705), (5490, 23211), (7737, 16470), (8235, 15474), (9882, 12895)]