228968040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{272581}}^1$

素因数の和:272602

約数の個数: 64

約数和(自身を含む): 785036160

約数和(自身を除く): 556068120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 272581, 545162, 817743, 1090324, 1362905, 1635486, 1908067, 2180648, 2725810, 3270972, 3816134, 4088715, 5451620, 5724201, 6541944, 7632268, 8177430, 9540335, 10903240, 11448402, 15264536, 16354860, 19080670, 22896804, 28621005, 32709720, 38161340, 45793608, 57242010, 76322680, 114484020, 228968040]

約数ペア:

[(1, 228968040), (2, 114484020), (3, 76322680), (4, 57242010), (5, 45793608), (6, 38161340), (7, 32709720), (8, 28621005), (10, 22896804), (12, 19080670), (14, 16354860), (15, 15264536), (20, 11448402), (21, 10903240), (24, 9540335), (28, 8177430), (30, 7632268), (35, 6541944), (40, 5724201), (42, 5451620), (56, 4088715), (60, 3816134), (70, 3270972), (84, 2725810), (105, 2180648), (120, 1908067), (140, 1635486), (168, 1362905), (210, 1090324), (280, 817743), (420, 545162), (840, 272581)]