144472040

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:570

約数の個数: 64

約数和(自身を含む): 332640000

約数和(自身を除く): 188167960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 131, 158, 262, 316, 349, 395, 524, 632, 655, 698, 790, 1048, 1310, 1396, 1580, 1745, 2620, 2792, 3160, 3490, 5240, 6980, 10349, 13960, 20698, 27571, 41396, 45719, 51745, 55142, 82792, 91438, 103490, 110284, 137855, 182876, 206980, 220568, 228595, 275710, 365752, 413960, 457190, 551420, 914380, 1102840, 1828760, 3611801, 7223602, 14447204, 18059005, 28894408, 36118010, 72236020, 144472040]

約数ペア:

[(1, 144472040), (2, 72236020), (4, 36118010), (5, 28894408), (8, 18059005), (10, 14447204), (20, 7223602), (40, 3611801), (79, 1828760), (131, 1102840), (158, 914380), (262, 551420), (316, 457190), (349, 413960), (395, 365752), (524, 275710), (632, 228595), (655, 220568), (698, 206980), (790, 182876), (1048, 137855), (1310, 110284), (1396, 103490), (1580, 91438), (1745, 82792), (2620, 55142), (2792, 51745), (3160, 45719), (3490, 41396), (5240, 27571), (6980, 20698), (10349, 13960)]