417690680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2939}}^1$

素因数の和:2997

約数の個数: 128

約数和(自身を含む): 1143072000

約数和(自身を除く): 725381320

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 85, 88, 95, 110, 136, 152, 170, 187, 190, 209, 220, 323, 340, 374, 380, 418, 440, 646, 680, 748, 760, 836, 935, 1045, 1292, 1496, 1615, 1672, 1870, 2090, 2584, 2939, 3230, 3553, 3740, 4180, 5878, 6460, 7106, 7480, 8360, 11756, 12920, 14212, 14695, 17765, 23512, 28424, 29390, 32329, 35530, 49963, 55841, 58780, 64658, 71060, 99926, 111682, 117560, 129316, 142120, 161645, 199852, 223364, 249815, 258632, 279205, 323290, 399704, 446728, 499630, 549593, 558410, 614251, 646580, 949297, 999260, 1099186, 1116820, 1228502, 1293160, 1898594, 1998520, 2198372, 2233640, 2457004, 2747965, 3071255, 3797188, 4396744, 4746485, 4914008, 5495930, 6142510, 7594376, 9492970, 10442267, 10991860, 12285020, 18985940, 20884534, 21983720, 24570040, 37971880, 41769068, 52211335, 83538136, 104422670, 208845340, 417690680]

約数ペア:

[(1, 417690680), (2, 208845340), (4, 104422670), (5, 83538136), (8, 52211335), (10, 41769068), (11, 37971880), (17, 24570040), (19, 21983720), (20, 20884534), (22, 18985940), (34, 12285020), (38, 10991860), (40, 10442267), (44, 9492970), (55, 7594376), (68, 6142510), (76, 5495930), (85, 4914008), (88, 4746485), (95, 4396744), (110, 3797188), (136, 3071255), (152, 2747965), (170, 2457004), (187, 2233640), (190, 2198372), (209, 1998520), (220, 1898594), (323, 1293160), (340, 1228502), (374, 1116820), (380, 1099186), (418, 999260), (440, 949297), (646, 646580), (680, 614251), (748, 558410), (760, 549593), (836, 499630), (935, 446728), (1045, 399704), (1292, 323290), (1496, 279205), (1615, 258632), (1672, 249815), (1870, 223364), (2090, 199852), (2584, 161645), (2939, 142120), (3230, 129316), (3553, 117560), (3740, 111682), (4180, 99926), (5878, 71060), (6460, 64658), (7106, 58780), (7480, 55841), (8360, 49963), (11756, 35530), (12920, 32329), (14212, 29390), (14695, 28424), (17765, 23512)]