18130140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{14389}}^1$

素因数の和:14411

約数の個数: 72

約数和(自身を含む): 62855520

約数和(自身を除く): 44725380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 14389, 28778, 43167, 57556, 71945, 86334, 100723, 129501, 143890, 172668, 201446, 215835, 259002, 287780, 302169, 402892, 431670, 503615, 518004, 604338, 647505, 863340, 906507, 1007230, 1208676, 1295010, 1510845, 1813014, 2014460, 2590020, 3021690, 3626028, 4532535, 6043380, 9065070, 18130140]

約数ペア:

[(1, 18130140), (2, 9065070), (3, 6043380), (4, 4532535), (5, 3626028), (6, 3021690), (7, 2590020), (9, 2014460), (10, 1813014), (12, 1510845), (14, 1295010), (15, 1208676), (18, 1007230), (20, 906507), (21, 863340), (28, 647505), (30, 604338), (35, 518004), (36, 503615), (42, 431670), (45, 402892), (60, 302169), (63, 287780), (70, 259002), (84, 215835), (90, 201446), (105, 172668), (126, 143890), (140, 129501), (180, 100723), (210, 86334), (252, 71945), (315, 57556), (420, 43167), (630, 28778), (1260, 14389)]