209461567420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^2\times {\mathrm{223}}^1\times {\mathrm{1259}}^1$

素因数の和:1644

約数の個数: 144

約数和(自身を含む): 512380753920

約数和(自身を除く): 302919186500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 223, 292, 365, 446, 511, 730, 892, 1022, 1115, 1259, 1460, 1561, 2044, 2230, 2518, 2555, 3122, 4460, 5036, 5110, 5329, 6244, 6295, 7805, 8813, 10220, 10658, 12590, 15610, 16279, 17626, 21316, 25180, 26645, 31220, 32558, 35252, 37303, 44065, 53290, 65116, 74606, 81395, 88130, 91907, 106580, 113953, 149212, 162790, 176260, 183814, 186515, 227906, 280757, 325580, 367628, 373030, 455812, 459535, 561514, 569765, 643349, 746060, 919070, 1123028, 1139530, 1188367, 1286698, 1403785, 1838140, 1965299, 2279060, 2376734, 2573396, 2807570, 3216745, 3930598, 4753468, 5615140, 5941835, 6433490, 6709211, 7861196, 8318569, 9826495, 11883670, 12866980, 13418422, 16637138, 19652990, 20495261, 23767340, 26836844, 33274276, 33546055, 39305980, 40990522, 41592845, 46964477, 67092110, 81981044, 83185690, 93928954, 102476305, 134184220, 143466827, 166371380, 187857908, 204952610, 234822385, 286933654, 409905220, 469644770, 573867308, 717334135, 939289540, 1434668270, 1496154053, 2869336540, 2992308106, 5984616212, 7480770265, 10473078371, 14961540530, 20946156742, 29923081060, 41892313484, 52365391855, 104730783710, 209461567420]

約数ペア:

[(1, 209461567420), (2, 104730783710), (4, 52365391855), (5, 41892313484), (7, 29923081060), (10, 20946156742), (14, 14961540530), (20, 10473078371), (28, 7480770265), (35, 5984616212), (70, 2992308106), (73, 2869336540), (140, 1496154053), (146, 1434668270), (223, 939289540), (292, 717334135), (365, 573867308), (446, 469644770), (511, 409905220), (730, 286933654), (892, 234822385), (1022, 204952610), (1115, 187857908), (1259, 166371380), (1460, 143466827), (1561, 134184220), (2044, 102476305), (2230, 93928954), (2518, 83185690), (2555, 81981044), (3122, 67092110), (4460, 46964477), (5036, 41592845), (5110, 40990522), (5329, 39305980), (6244, 33546055), (6295, 33274276), (7805, 26836844), (8813, 23767340), (10220, 20495261), (10658, 19652990), (12590, 16637138), (15610, 13418422), (16279, 12866980), (17626, 11883670), (21316, 9826495), (25180, 8318569), (26645, 7861196), (31220, 6709211), (32558, 6433490), (35252, 5941835), (37303, 5615140), (44065, 4753468), (53290, 3930598), (65116, 3216745), (74606, 2807570), (81395, 2573396), (88130, 2376734), (91907, 2279060), (106580, 1965299), (113953, 1838140), (149212, 1403785), (162790, 1286698), (176260, 1188367), (183814, 1139530), (186515, 1123028), (227906, 919070), (280757, 746060), (325580, 643349), (367628, 569765), (373030, 561514), (455812, 459535)]