313051680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{217397}}^1$

素因数の和:217418

約数の個数: 72

約数和(自身を含む): 1068293772

約数和(自身を除く): 755242092

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 217397, 434794, 652191, 869588, 1086985, 1304382, 1739176, 1956573, 2173970, 2608764, 3260955, 3478352, 3913146, 4347940, 5217528, 6521910, 6956704, 7826292, 8695880, 9782865, 10435056, 13043820, 15652584, 17391760, 19565730, 20870112, 26087640, 31305168, 34783520, 39131460, 52175280, 62610336, 78262920, 104350560, 156525840, 313051680]

約数ペア:

[(1, 313051680), (2, 156525840), (3, 104350560), (4, 78262920), (5, 62610336), (6, 52175280), (8, 39131460), (9, 34783520), (10, 31305168), (12, 26087640), (15, 20870112), (16, 19565730), (18, 17391760), (20, 15652584), (24, 13043820), (30, 10435056), (32, 9782865), (36, 8695880), (40, 7826292), (45, 6956704), (48, 6521910), (60, 5217528), (72, 4347940), (80, 3913146), (90, 3478352), (96, 3260955), (120, 2608764), (144, 2173970), (160, 1956573), (180, 1739176), (240, 1304382), (288, 1086985), (360, 869588), (480, 652191), (720, 434794), (1440, 217397)]