208816530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:588

約数の個数: 128

約数和(自身を含む): 574560000

約数和(自身を除く): 365743470

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 37, 39, 58, 65, 74, 78, 87, 111, 130, 145, 174, 185, 195, 222, 290, 370, 377, 390, 435, 481, 499, 555, 754, 870, 962, 998, 1073, 1110, 1131, 1443, 1497, 1885, 2146, 2262, 2405, 2495, 2886, 2994, 3219, 3770, 4810, 4990, 5365, 5655, 6438, 6487, 7215, 7485, 10730, 11310, 12974, 13949, 14430, 14471, 14970, 16095, 18463, 19461, 27898, 28942, 32190, 32435, 36926, 38922, 41847, 43413, 55389, 64870, 69745, 72355, 83694, 86826, 92315, 97305, 110778, 139490, 144710, 184630, 188123, 194610, 209235, 217065, 240019, 276945, 376246, 418470, 434130, 480038, 535427, 553890, 564369, 720057, 940615, 1070854, 1128738, 1200095, 1440114, 1606281, 1881230, 2400190, 2677135, 2821845, 3212562, 3600285, 5354270, 5643690, 6960551, 7200570, 8031405, 13921102, 16062810, 20881653, 34802755, 41763306, 69605510, 104408265, 208816530]

約数ペア:

[(1, 208816530), (2, 104408265), (3, 69605510), (5, 41763306), (6, 34802755), (10, 20881653), (13, 16062810), (15, 13921102), (26, 8031405), (29, 7200570), (30, 6960551), (37, 5643690), (39, 5354270), (58, 3600285), (65, 3212562), (74, 2821845), (78, 2677135), (87, 2400190), (111, 1881230), (130, 1606281), (145, 1440114), (174, 1200095), (185, 1128738), (195, 1070854), (222, 940615), (290, 720057), (370, 564369), (377, 553890), (390, 535427), (435, 480038), (481, 434130), (499, 418470), (555, 376246), (754, 276945), (870, 240019), (962, 217065), (998, 209235), (1073, 194610), (1110, 188123), (1131, 184630), (1443, 144710), (1497, 139490), (1885, 110778), (2146, 97305), (2262, 92315), (2405, 86826), (2495, 83694), (2886, 72355), (2994, 69745), (3219, 64870), (3770, 55389), (4810, 43413), (4990, 41847), (5365, 38922), (5655, 36926), (6438, 32435), (6487, 32190), (7215, 28942), (7485, 27898), (10730, 19461), (11310, 18463), (12974, 16095), (13949, 14970), (14430, 14471)]