221713320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{433}}^1$

素因数の和:715

約数の個数: 128

約数和(自身を含む): 708704640

約数和(自身を除く): 486991320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 251, 255, 340, 408, 433, 502, 510, 680, 753, 866, 1004, 1020, 1255, 1299, 1506, 1732, 2008, 2040, 2165, 2510, 2598, 3012, 3464, 3765, 4267, 4330, 5020, 5196, 6024, 6495, 7361, 7530, 8534, 8660, 10040, 10392, 12801, 12990, 14722, 15060, 17068, 17320, 21335, 22083, 25602, 25980, 29444, 30120, 34136, 36805, 42670, 44166, 51204, 51960, 58888, 64005, 73610, 85340, 88332, 102408, 108683, 110415, 128010, 147220, 170680, 176664, 217366, 220830, 256020, 294440, 326049, 434732, 441660, 512040, 543415, 652098, 869464, 883320, 1086830, 1304196, 1630245, 1847611, 2173660, 2608392, 3260490, 3695222, 4347320, 5542833, 6520980, 7390444, 9238055, 11085666, 13041960, 14780888, 18476110, 22171332, 27714165, 36952220, 44342664, 55428330, 73904440, 110856660, 221713320]

約数ペア:

[(1, 221713320), (2, 110856660), (3, 73904440), (4, 55428330), (5, 44342664), (6, 36952220), (8, 27714165), (10, 22171332), (12, 18476110), (15, 14780888), (17, 13041960), (20, 11085666), (24, 9238055), (30, 7390444), (34, 6520980), (40, 5542833), (51, 4347320), (60, 3695222), (68, 3260490), (85, 2608392), (102, 2173660), (120, 1847611), (136, 1630245), (170, 1304196), (204, 1086830), (251, 883320), (255, 869464), (340, 652098), (408, 543415), (433, 512040), (502, 441660), (510, 434732), (680, 326049), (753, 294440), (866, 256020), (1004, 220830), (1020, 217366), (1255, 176664), (1299, 170680), (1506, 147220), (1732, 128010), (2008, 110415), (2040, 108683), (2165, 102408), (2510, 88332), (2598, 85340), (3012, 73610), (3464, 64005), (3765, 58888), (4267, 51960), (4330, 51204), (5020, 44166), (5196, 42670), (6024, 36805), (6495, 34136), (7361, 30120), (7530, 29444), (8534, 25980), (8660, 25602), (10040, 22083), (10392, 21335), (12801, 17320), (12990, 17068), (14722, 15060)]