207420304

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3313}}^1$

素因数の和:3384

約数の個数: 80

約数和(自身を含む): 506273152

約数和(自身を除く): 298852848

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 43, 52, 56, 86, 91, 104, 112, 172, 182, 208, 301, 344, 364, 559, 602, 688, 728, 1118, 1204, 1456, 2236, 2408, 3313, 3913, 4472, 4816, 6626, 7826, 8944, 13252, 15652, 23191, 26504, 31304, 43069, 46382, 53008, 62608, 86138, 92764, 142459, 172276, 185528, 284918, 301483, 344552, 371056, 569836, 602966, 689104, 997213, 1139672, 1205932, 1851967, 1994426, 2279344, 2411864, 3703934, 3988852, 4823728, 7407868, 7977704, 12963769, 14815736, 15955408, 25927538, 29631472, 51855076, 103710152, 207420304]

約数ペア:

[(1, 207420304), (2, 103710152), (4, 51855076), (7, 29631472), (8, 25927538), (13, 15955408), (14, 14815736), (16, 12963769), (26, 7977704), (28, 7407868), (43, 4823728), (52, 3988852), (56, 3703934), (86, 2411864), (91, 2279344), (104, 1994426), (112, 1851967), (172, 1205932), (182, 1139672), (208, 997213), (301, 689104), (344, 602966), (364, 569836), (559, 371056), (602, 344552), (688, 301483), (728, 284918), (1118, 185528), (1204, 172276), (1456, 142459), (2236, 92764), (2408, 86138), (3313, 62608), (3913, 53008), (4472, 46382), (4816, 43069), (6626, 31304), (7826, 26504), (8944, 23191), (13252, 15652)]