23166920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 65525760

約数和(自身を除く): 42358840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 31, 34, 35, 40, 56, 62, 68, 70, 85, 119, 124, 136, 140, 155, 157, 170, 217, 238, 248, 280, 310, 314, 340, 434, 476, 527, 595, 620, 628, 680, 785, 868, 952, 1054, 1085, 1099, 1190, 1240, 1256, 1570, 1736, 2108, 2170, 2198, 2380, 2635, 2669, 3140, 3689, 4216, 4340, 4396, 4760, 4867, 5270, 5338, 5495, 6280, 7378, 8680, 8792, 9734, 10540, 10676, 10990, 13345, 14756, 18445, 18683, 19468, 21080, 21352, 21980, 24335, 26690, 29512, 34069, 36890, 37366, 38936, 43960, 48670, 53380, 68138, 73780, 74732, 82739, 93415, 97340, 106760, 136276, 147560, 149464, 165478, 170345, 186830, 194680, 272552, 330956, 340690, 373660, 413695, 579173, 661912, 681380, 747320, 827390, 1158346, 1362760, 1654780, 2316692, 2895865, 3309560, 4633384, 5791730, 11583460, 23166920]

約数ペア:

[(1, 23166920), (2, 11583460), (4, 5791730), (5, 4633384), (7, 3309560), (8, 2895865), (10, 2316692), (14, 1654780), (17, 1362760), (20, 1158346), (28, 827390), (31, 747320), (34, 681380), (35, 661912), (40, 579173), (56, 413695), (62, 373660), (68, 340690), (70, 330956), (85, 272552), (119, 194680), (124, 186830), (136, 170345), (140, 165478), (155, 149464), (157, 147560), (170, 136276), (217, 106760), (238, 97340), (248, 93415), (280, 82739), (310, 74732), (314, 73780), (340, 68138), (434, 53380), (476, 48670), (527, 43960), (595, 38936), (620, 37366), (628, 36890), (680, 34069), (785, 29512), (868, 26690), (952, 24335), (1054, 21980), (1085, 21352), (1099, 21080), (1190, 19468), (1240, 18683), (1256, 18445), (1570, 14756), (1736, 13345), (2108, 10990), (2170, 10676), (2198, 10540), (2380, 9734), (2635, 8792), (2669, 8680), (3140, 7378), (3689, 6280), (4216, 5495), (4340, 5338), (4396, 5270), (4760, 4867)]