230142420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{8581}}^1$

素因数の和:8745

約数の個数: 72

約数和(自身を含む): 702865800

約数和(自身を除く): 472723380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 2235, 2682, 2980, 4470, 5364, 6705, 8581, 8940, 13410, 17162, 25743, 26820, 34324, 42905, 51486, 77229, 85810, 102972, 128715, 154458, 171620, 257430, 308916, 386145, 514860, 772290, 1278569, 1544580, 2557138, 3835707, 5114276, 6392845, 7671414, 11507121, 12785690, 15342828, 19178535, 23014242, 25571380, 38357070, 46028484, 57535605, 76714140, 115071210, 230142420]

約数ペア:

[(1, 230142420), (2, 115071210), (3, 76714140), (4, 57535605), (5, 46028484), (6, 38357070), (9, 25571380), (10, 23014242), (12, 19178535), (15, 15342828), (18, 12785690), (20, 11507121), (30, 7671414), (36, 6392845), (45, 5114276), (60, 3835707), (90, 2557138), (149, 1544580), (180, 1278569), (298, 772290), (447, 514860), (596, 386145), (745, 308916), (894, 257430), (1341, 171620), (1490, 154458), (1788, 128715), (2235, 102972), (2682, 85810), (2980, 77229), (4470, 51486), (5364, 42905), (6705, 34324), (8581, 26820), (8940, 25743), (13410, 17162)]