230304830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 485222400

約数和(自身を除く): 254917570

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 149, 298, 311, 355, 497, 622, 710, 745, 994, 1043, 1490, 1555, 2086, 2177, 2485, 3110, 4354, 4970, 5215, 10430, 10579, 10885, 21158, 21770, 22081, 44162, 46339, 52895, 74053, 92678, 105790, 110405, 148106, 154567, 220810, 231695, 309134, 324373, 370265, 463390, 648746, 740530, 772835, 1545670, 1621865, 3243730, 3290069, 6580138, 16450345, 23030483, 32900690, 46060966, 115152415, 230304830]

約数ペア:

[(1, 230304830), (2, 115152415), (5, 46060966), (7, 32900690), (10, 23030483), (14, 16450345), (35, 6580138), (70, 3290069), (71, 3243730), (142, 1621865), (149, 1545670), (298, 772835), (311, 740530), (355, 648746), (497, 463390), (622, 370265), (710, 324373), (745, 309134), (994, 231695), (1043, 220810), (1490, 154567), (1555, 148106), (2086, 110405), (2177, 105790), (2485, 92678), (3110, 74053), (4354, 52895), (4970, 46339), (5215, 44162), (10430, 22081), (10579, 21770), (10885, 21158)]