147917140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:757

約数の個数: 96

約数和(自身を含む): 376233984

約数和(自身を除く): 228316844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 71, 92, 115, 140, 142, 161, 230, 284, 322, 355, 460, 497, 644, 647, 710, 805, 994, 1294, 1420, 1610, 1633, 1988, 2485, 2588, 3220, 3235, 3266, 4529, 4970, 6470, 6532, 8165, 9058, 9940, 11431, 12940, 14881, 16330, 18116, 22645, 22862, 29762, 32660, 45290, 45724, 45937, 57155, 59524, 74405, 90580, 91874, 104167, 114310, 148810, 183748, 208334, 228620, 229685, 297620, 321559, 416668, 459370, 520835, 643118, 918740, 1041670, 1056551, 1286236, 1607795, 2083340, 2113102, 3215590, 4226204, 5282755, 6431180, 7395857, 10565510, 14791714, 21131020, 29583428, 36979285, 73958570, 147917140]

約数ペア:

[(1, 147917140), (2, 73958570), (4, 36979285), (5, 29583428), (7, 21131020), (10, 14791714), (14, 10565510), (20, 7395857), (23, 6431180), (28, 5282755), (35, 4226204), (46, 3215590), (70, 2113102), (71, 2083340), (92, 1607795), (115, 1286236), (140, 1056551), (142, 1041670), (161, 918740), (230, 643118), (284, 520835), (322, 459370), (355, 416668), (460, 321559), (497, 297620), (644, 229685), (647, 228620), (710, 208334), (805, 183748), (994, 148810), (1294, 114310), (1420, 104167), (1610, 91874), (1633, 90580), (1988, 74405), (2485, 59524), (2588, 57155), (3220, 45937), (3235, 45724), (3266, 45290), (4529, 32660), (4970, 29762), (6470, 22862), (6532, 22645), (8165, 18116), (9058, 16330), (9940, 14881), (11431, 12940)]