491443560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{599}}^1$

素因数の和:712

約数の個数: 192

約数和(自身を含む): 1667952000

約数和(自身を除く): 1176508440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 53, 60, 72, 86, 90, 106, 120, 129, 159, 172, 180, 212, 215, 258, 265, 318, 344, 360, 387, 424, 430, 477, 516, 530, 599, 636, 645, 774, 795, 860, 954, 1032, 1060, 1198, 1272, 1290, 1548, 1590, 1720, 1797, 1908, 1935, 2120, 2279, 2385, 2396, 2580, 2995, 3096, 3180, 3594, 3816, 3870, 4558, 4770, 4792, 5160, 5391, 5990, 6360, 6837, 7188, 7740, 8985, 9116, 9540, 10782, 11395, 11980, 13674, 14376, 15480, 17970, 18232, 19080, 20511, 21564, 22790, 23960, 25757, 26955, 27348, 31747, 34185, 35940, 41022, 43128, 45580, 51514, 53910, 54696, 63494, 68370, 71880, 77271, 82044, 91160, 95241, 102555, 103028, 107820, 126988, 128785, 136740, 154542, 158735, 164088, 190482, 205110, 206056, 215640, 231813, 253976, 257570, 273480, 285723, 309084, 317470, 380964, 386355, 410220, 463626, 476205, 515140, 571446, 618168, 634940, 761928, 772710, 820440, 927252, 952410, 1030280, 1142892, 1159065, 1269880, 1365121, 1428615, 1545420, 1854504, 1904820, 2285784, 2318130, 2730242, 2857230, 3090840, 3809640, 4095363, 4636260, 5460484, 5714460, 6825605, 8190726, 9272520, 10920968, 11428920, 12286089, 13651210, 16381452, 20476815, 24572178, 27302420, 32762904, 40953630, 49144356, 54604840, 61430445, 81907260, 98288712, 122860890, 163814520, 245721780, 491443560]

約数ペア:

[(1, 491443560), (2, 245721780), (3, 163814520), (4, 122860890), (5, 98288712), (6, 81907260), (8, 61430445), (9, 54604840), (10, 49144356), (12, 40953630), (15, 32762904), (18, 27302420), (20, 24572178), (24, 20476815), (30, 16381452), (36, 13651210), (40, 12286089), (43, 11428920), (45, 10920968), (53, 9272520), (60, 8190726), (72, 6825605), (86, 5714460), (90, 5460484), (106, 4636260), (120, 4095363), (129, 3809640), (159, 3090840), (172, 2857230), (180, 2730242), (212, 2318130), (215, 2285784), (258, 1904820), (265, 1854504), (318, 1545420), (344, 1428615), (360, 1365121), (387, 1269880), (424, 1159065), (430, 1142892), (477, 1030280), (516, 952410), (530, 927252), (599, 820440), (636, 772710), (645, 761928), (774, 634940), (795, 618168), (860, 571446), (954, 515140), (1032, 476205), (1060, 463626), (1198, 410220), (1272, 386355), (1290, 380964), (1548, 317470), (1590, 309084), (1720, 285723), (1797, 273480), (1908, 257570), (1935, 253976), (2120, 231813), (2279, 215640), (2385, 206056), (2396, 205110), (2580, 190482), (2995, 164088), (3096, 158735), (3180, 154542), (3594, 136740), (3816, 128785), (3870, 126988), (4558, 107820), (4770, 103028), (4792, 102555), (5160, 95241), (5391, 91160), (5990, 82044), (6360, 77271), (6837, 71880), (7188, 68370), (7740, 63494), (8985, 54696), (9116, 53910), (9540, 51514), (10782, 45580), (11395, 43128), (11980, 41022), (13674, 35940), (14376, 34185), (15480, 31747), (17970, 27348), (18232, 26955), (19080, 25757), (20511, 23960), (21564, 22790)]