621005940

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:441

約数の個数: 168

約数和(自身を含む): 1974325248

約数和(自身を除く): 1353319308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 191, 223, 243, 270, 324, 382, 405, 446, 486, 540, 573, 669, 729, 764, 810, 892, 955, 972, 1115, 1146, 1215, 1338, 1458, 1620, 1719, 1910, 2007, 2230, 2292, 2430, 2676, 2865, 2916, 3345, 3438, 3645, 3820, 4014, 4460, 4860, 5157, 5730, 6021, 6690, 6876, 7290, 8028, 8595, 10035, 10314, 11460, 12042, 13380, 14580, 15471, 17190, 18063, 20070, 20628, 24084, 25785, 30105, 30942, 34380, 36126, 40140, 42593, 46413, 51570, 54189, 60210, 61884, 72252, 77355, 85186, 90315, 92826, 103140, 108378, 120420, 127779, 139239, 154710, 162567, 170372, 180630, 185652, 212965, 216756, 232065, 255558, 270945, 278478, 309420, 325134, 361260, 383337, 425930, 464130, 511116, 541890, 556956, 638895, 650268, 696195, 766674, 812835, 851860, 928260, 1083780, 1150011, 1277790, 1392390, 1533348, 1625670, 1916685, 2300022, 2555580, 2784780, 3251340, 3450033, 3833370, 4600044, 5750055, 6900066, 7666740, 10350099, 11500110, 13800132, 17250165, 20700198, 23000220, 31050297, 34500330, 41400396, 51750495, 62100594, 69000660, 103500990, 124201188, 155251485, 207001980, 310502970, 621005940]

約数ペア:

[(1, 621005940), (2, 310502970), (3, 207001980), (4, 155251485), (5, 124201188), (6, 103500990), (9, 69000660), (10, 62100594), (12, 51750495), (15, 41400396), (18, 34500330), (20, 31050297), (27, 23000220), (30, 20700198), (36, 17250165), (45, 13800132), (54, 11500110), (60, 10350099), (81, 7666740), (90, 6900066), (108, 5750055), (135, 4600044), (162, 3833370), (180, 3450033), (191, 3251340), (223, 2784780), (243, 2555580), (270, 2300022), (324, 1916685), (382, 1625670), (405, 1533348), (446, 1392390), (486, 1277790), (540, 1150011), (573, 1083780), (669, 928260), (729, 851860), (764, 812835), (810, 766674), (892, 696195), (955, 650268), (972, 638895), (1115, 556956), (1146, 541890), (1215, 511116), (1338, 464130), (1458, 425930), (1620, 383337), (1719, 361260), (1910, 325134), (2007, 309420), (2230, 278478), (2292, 270945), (2430, 255558), (2676, 232065), (2865, 216756), (2916, 212965), (3345, 185652), (3438, 180630), (3645, 170372), (3820, 162567), (4014, 154710), (4460, 139239), (4860, 127779), (5157, 120420), (5730, 108378), (6021, 103140), (6690, 92826), (6876, 90315), (7290, 85186), (8028, 77355), (8595, 72252), (10035, 61884), (10314, 60210), (11460, 54189), (12042, 51570), (13380, 46413), (14580, 42593), (15471, 40140), (17190, 36126), (18063, 34380), (20070, 30942), (20628, 30105), (24084, 25785)]