491784372

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{859}}^1$

素因数の和:928

約数の個数: 144

約数和(自身を含む): 1402419200

約数和(自身を除く): 910634828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 31, 36, 38, 54, 57, 62, 76, 81, 93, 108, 114, 124, 162, 171, 186, 228, 243, 279, 324, 342, 372, 486, 513, 558, 589, 684, 837, 859, 972, 1026, 1116, 1178, 1539, 1674, 1718, 1767, 2052, 2356, 2511, 2577, 3078, 3348, 3436, 3534, 4617, 5022, 5154, 5301, 6156, 7068, 7533, 7731, 9234, 10044, 10308, 10602, 15066, 15462, 15903, 16321, 18468, 21204, 23193, 26629, 30132, 30924, 31806, 32642, 46386, 47709, 48963, 53258, 63612, 65284, 69579, 79887, 92772, 95418, 97926, 106516, 139158, 143127, 146889, 159774, 190836, 195852, 208737, 239661, 278316, 286254, 293778, 319548, 417474, 440667, 479322, 505951, 572508, 587556, 718983, 834948, 881334, 958644, 1011902, 1322001, 1437966, 1517853, 1762668, 2023804, 2156949, 2644002, 2875932, 3035706, 3966003, 4313898, 4553559, 5288004, 6071412, 6470847, 7932006, 8627796, 9107118, 12941694, 13660677, 15864012, 18214236, 25883388, 27321354, 40982031, 54642708, 81964062, 122946093, 163928124, 245892186, 491784372]

約数ペア:

[(1, 491784372), (2, 245892186), (3, 163928124), (4, 122946093), (6, 81964062), (9, 54642708), (12, 40982031), (18, 27321354), (19, 25883388), (27, 18214236), (31, 15864012), (36, 13660677), (38, 12941694), (54, 9107118), (57, 8627796), (62, 7932006), (76, 6470847), (81, 6071412), (93, 5288004), (108, 4553559), (114, 4313898), (124, 3966003), (162, 3035706), (171, 2875932), (186, 2644002), (228, 2156949), (243, 2023804), (279, 1762668), (324, 1517853), (342, 1437966), (372, 1322001), (486, 1011902), (513, 958644), (558, 881334), (589, 834948), (684, 718983), (837, 587556), (859, 572508), (972, 505951), (1026, 479322), (1116, 440667), (1178, 417474), (1539, 319548), (1674, 293778), (1718, 286254), (1767, 278316), (2052, 239661), (2356, 208737), (2511, 195852), (2577, 190836), (3078, 159774), (3348, 146889), (3436, 143127), (3534, 139158), (4617, 106516), (5022, 97926), (5154, 95418), (5301, 92772), (6156, 79887), (7068, 69579), (7533, 65284), (7731, 63612), (9234, 53258), (10044, 48963), (10308, 47709), (10602, 46386), (15066, 32642), (15462, 31806), (15903, 30924), (16321, 30132), (18468, 26629), (21204, 23193)]