918704080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:597

約数の個数: 160

約数和(自身を含む): 2537694720

約数和(自身を除く): 1618990640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 101, 112, 140, 148, 185, 202, 259, 280, 296, 370, 404, 439, 505, 518, 560, 592, 707, 740, 808, 878, 1010, 1036, 1295, 1414, 1480, 1616, 1756, 2020, 2072, 2195, 2590, 2828, 2960, 3073, 3512, 3535, 3737, 4040, 4144, 4390, 5180, 5656, 6146, 7024, 7070, 7474, 8080, 8780, 10360, 11312, 12292, 14140, 14948, 15365, 16243, 17560, 18685, 20720, 24584, 26159, 28280, 29896, 30730, 32486, 35120, 37370, 44339, 49168, 52318, 56560, 59792, 61460, 64972, 74740, 81215, 88678, 104636, 113701, 122920, 129944, 130795, 149480, 162430, 177356, 209272, 221695, 227402, 245840, 259888, 261590, 298960, 310373, 324860, 354712, 418544, 443390, 454804, 523180, 568505, 620746, 649720, 709424, 886780, 909608, 1046360, 1137010, 1241492, 1299440, 1551865, 1640543, 1773560, 1819216, 2092720, 2274020, 2482984, 3103730, 3281086, 3547120, 4548040, 4965968, 6207460, 6562172, 8202715, 9096080, 11483801, 12414920, 13124344, 16405430, 22967602, 24829840, 26248688, 32810860, 45935204, 57419005, 65621720, 91870408, 114838010, 131243440, 183740816, 229676020, 459352040, 918704080]

約数ペア:

[(1, 918704080), (2, 459352040), (4, 229676020), (5, 183740816), (7, 131243440), (8, 114838010), (10, 91870408), (14, 65621720), (16, 57419005), (20, 45935204), (28, 32810860), (35, 26248688), (37, 24829840), (40, 22967602), (56, 16405430), (70, 13124344), (74, 12414920), (80, 11483801), (101, 9096080), (112, 8202715), (140, 6562172), (148, 6207460), (185, 4965968), (202, 4548040), (259, 3547120), (280, 3281086), (296, 3103730), (370, 2482984), (404, 2274020), (439, 2092720), (505, 1819216), (518, 1773560), (560, 1640543), (592, 1551865), (707, 1299440), (740, 1241492), (808, 1137010), (878, 1046360), (1010, 909608), (1036, 886780), (1295, 709424), (1414, 649720), (1480, 620746), (1616, 568505), (1756, 523180), (2020, 454804), (2072, 443390), (2195, 418544), (2590, 354712), (2828, 324860), (2960, 310373), (3073, 298960), (3512, 261590), (3535, 259888), (3737, 245840), (4040, 227402), (4144, 221695), (4390, 209272), (5180, 177356), (5656, 162430), (6146, 149480), (7024, 130795), (7070, 129944), (7474, 122920), (8080, 113701), (8780, 104636), (10360, 88678), (11312, 81215), (12292, 74740), (14140, 64972), (14948, 61460), (15365, 59792), (16243, 56560), (17560, 52318), (18685, 49168), (20720, 44339), (24584, 37370), (26159, 35120), (28280, 32486), (29896, 30730)]