221373320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{46507}}^1$

素因数の和:46542

約数の個数: 64

約数和(自身を含む): 602743680

約数和(自身を除く): 381370360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 46507, 93014, 186028, 232535, 325549, 372056, 465070, 651098, 790619, 930140, 1302196, 1581238, 1627745, 1860280, 2604392, 3162476, 3255490, 3953095, 5534333, 6324952, 6510980, 7906190, 11068666, 13021960, 15812380, 22137332, 27671665, 31624760, 44274664, 55343330, 110686660, 221373320]

約数ペア:

[(1, 221373320), (2, 110686660), (4, 55343330), (5, 44274664), (7, 31624760), (8, 27671665), (10, 22137332), (14, 15812380), (17, 13021960), (20, 11068666), (28, 7906190), (34, 6510980), (35, 6324952), (40, 5534333), (56, 3953095), (68, 3255490), (70, 3162476), (85, 2604392), (119, 1860280), (136, 1627745), (140, 1581238), (170, 1302196), (238, 930140), (280, 790619), (340, 651098), (476, 465070), (595, 372056), (680, 325549), (952, 232535), (1190, 186028), (2380, 93014), (4760, 46507)]