721356768

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2089}}^1$

素因数の和:2225

約数の個数: 144

約数和(自身を含む): 2259457200

約数和(自身を除く): 1538100432

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 109, 132, 144, 176, 198, 218, 264, 288, 327, 352, 396, 436, 528, 654, 792, 872, 981, 1056, 1199, 1308, 1584, 1744, 1962, 2089, 2398, 2616, 3168, 3488, 3597, 3924, 4178, 4796, 5232, 6267, 7194, 7848, 8356, 9592, 10464, 10791, 12534, 14388, 15696, 16712, 18801, 19184, 21582, 22979, 25068, 28776, 31392, 33424, 37602, 38368, 43164, 45958, 50136, 57552, 66848, 68937, 75204, 86328, 91916, 100272, 115104, 137874, 150408, 172656, 183832, 200544, 206811, 227701, 275748, 300816, 345312, 367664, 413622, 455402, 551496, 601632, 683103, 735328, 827244, 910804, 1102992, 1366206, 1654488, 1821608, 2049309, 2205984, 2504711, 2732412, 3308976, 3643216, 4098618, 5009422, 5464824, 6617952, 7286432, 7514133, 8197236, 10018844, 10929648, 15028266, 16394472, 20037688, 21859296, 22542399, 30056532, 32788944, 40075376, 45084798, 60113064, 65577888, 80150752, 90169596, 120226128, 180339192, 240452256, 360678384, 721356768]

約数ペア:

[(1, 721356768), (2, 360678384), (3, 240452256), (4, 180339192), (6, 120226128), (8, 90169596), (9, 80150752), (11, 65577888), (12, 60113064), (16, 45084798), (18, 40075376), (22, 32788944), (24, 30056532), (32, 22542399), (33, 21859296), (36, 20037688), (44, 16394472), (48, 15028266), (66, 10929648), (72, 10018844), (88, 8197236), (96, 7514133), (99, 7286432), (109, 6617952), (132, 5464824), (144, 5009422), (176, 4098618), (198, 3643216), (218, 3308976), (264, 2732412), (288, 2504711), (327, 2205984), (352, 2049309), (396, 1821608), (436, 1654488), (528, 1366206), (654, 1102992), (792, 910804), (872, 827244), (981, 735328), (1056, 683103), (1199, 601632), (1308, 551496), (1584, 455402), (1744, 413622), (1962, 367664), (2089, 345312), (2398, 300816), (2616, 275748), (3168, 227701), (3488, 206811), (3597, 200544), (3924, 183832), (4178, 172656), (4796, 150408), (5232, 137874), (6267, 115104), (7194, 100272), (7848, 91916), (8356, 86328), (9592, 75204), (10464, 68937), (10791, 66848), (12534, 57552), (14388, 50136), (15696, 45958), (16712, 43164), (18801, 38368), (19184, 37602), (21582, 33424), (22979, 31392), (25068, 28776)]