18254040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:753

約数の個数: 128

約数和(自身を含む): 64696320

約数和(自身を除く): 46442280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 701, 744, 840, 868, 930, 1085, 1240, 1302, 1402, 1736, 1860, 2103, 2170, 2604, 2804, 3255, 3505, 3720, 4206, 4340, 4907, 5208, 5608, 6510, 7010, 8412, 8680, 9814, 10515, 13020, 14020, 14721, 16824, 19628, 21030, 21731, 24535, 26040, 28040, 29442, 39256, 42060, 43462, 49070, 58884, 65193, 73605, 84120, 86924, 98140, 108655, 117768, 130386, 147210, 152117, 173848, 196280, 217310, 260772, 294420, 304234, 325965, 434620, 456351, 521544, 588840, 608468, 651930, 760585, 869240, 912702, 1216936, 1303860, 1521170, 1825404, 2281755, 2607720, 3042340, 3650808, 4563510, 6084680, 9127020, 18254040]

約数ペア:

[(1, 18254040), (2, 9127020), (3, 6084680), (4, 4563510), (5, 3650808), (6, 3042340), (7, 2607720), (8, 2281755), (10, 1825404), (12, 1521170), (14, 1303860), (15, 1216936), (20, 912702), (21, 869240), (24, 760585), (28, 651930), (30, 608468), (31, 588840), (35, 521544), (40, 456351), (42, 434620), (56, 325965), (60, 304234), (62, 294420), (70, 260772), (84, 217310), (93, 196280), (105, 173848), (120, 152117), (124, 147210), (140, 130386), (155, 117768), (168, 108655), (186, 98140), (210, 86924), (217, 84120), (248, 73605), (280, 65193), (310, 58884), (372, 49070), (420, 43462), (434, 42060), (465, 39256), (620, 29442), (651, 28040), (701, 26040), (744, 24535), (840, 21731), (868, 21030), (930, 19628), (1085, 16824), (1240, 14721), (1302, 14020), (1402, 13020), (1736, 10515), (1860, 9814), (2103, 8680), (2170, 8412), (2604, 7010), (2804, 6510), (3255, 5608), (3505, 5208), (3720, 4907), (4206, 4340)]