123455670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4007}}^1$

素因数の和:4109

約数の個数: 64

約数和(自身を含む): 323205120

約数和(自身を除く): 199749450

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 79, 130, 158, 195, 237, 390, 395, 474, 790, 1027, 1185, 2054, 2370, 3081, 4007, 5135, 6162, 8014, 10270, 12021, 15405, 20035, 24042, 30810, 40070, 52091, 60105, 104182, 120210, 156273, 260455, 312546, 316553, 520910, 633106, 781365, 949659, 1562730, 1582765, 1899318, 3165530, 4115189, 4748295, 8230378, 9496590, 12345567, 20575945, 24691134, 41151890, 61727835, 123455670]

約数ペア:

[(1, 123455670), (2, 61727835), (3, 41151890), (5, 24691134), (6, 20575945), (10, 12345567), (13, 9496590), (15, 8230378), (26, 4748295), (30, 4115189), (39, 3165530), (65, 1899318), (78, 1582765), (79, 1562730), (130, 949659), (158, 781365), (195, 633106), (237, 520910), (390, 316553), (395, 312546), (474, 260455), (790, 156273), (1027, 120210), (1185, 104182), (2054, 60105), (2370, 52091), (3081, 40070), (4007, 30810), (5135, 24042), (6162, 20035), (8014, 15405), (10270, 12021)]