247118112

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:447

約数の個数: 144

約数和(自身を含む): 735920640

約数和(自身を除く): 488802528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 89, 93, 96, 124, 144, 178, 186, 248, 267, 279, 288, 311, 356, 372, 496, 534, 558, 622, 712, 744, 801, 933, 992, 1068, 1116, 1244, 1424, 1488, 1602, 1866, 2136, 2232, 2488, 2759, 2799, 2848, 2976, 3204, 3732, 4272, 4464, 4976, 5518, 5598, 6408, 7464, 8277, 8544, 8928, 9641, 9952, 11036, 11196, 12816, 14928, 16554, 19282, 22072, 22392, 24831, 25632, 27679, 28923, 29856, 33108, 38564, 44144, 44784, 49662, 55358, 57846, 66216, 77128, 83037, 86769, 88288, 89568, 99324, 110716, 115692, 132432, 154256, 166074, 173538, 198648, 221432, 231384, 249111, 264864, 308512, 332148, 347076, 397296, 442864, 462768, 498222, 664296, 694152, 794592, 858049, 885728, 925536, 996444, 1328592, 1388304, 1716098, 1992888, 2574147, 2657184, 2776608, 3432196, 3985776, 5148294, 6864392, 7722441, 7971552, 10296588, 13728784, 15444882, 20593176, 27457568, 30889764, 41186352, 61779528, 82372704, 123559056, 247118112]

約数ペア:

[(1, 247118112), (2, 123559056), (3, 82372704), (4, 61779528), (6, 41186352), (8, 30889764), (9, 27457568), (12, 20593176), (16, 15444882), (18, 13728784), (24, 10296588), (31, 7971552), (32, 7722441), (36, 6864392), (48, 5148294), (62, 3985776), (72, 3432196), (89, 2776608), (93, 2657184), (96, 2574147), (124, 1992888), (144, 1716098), (178, 1388304), (186, 1328592), (248, 996444), (267, 925536), (279, 885728), (288, 858049), (311, 794592), (356, 694152), (372, 664296), (496, 498222), (534, 462768), (558, 442864), (622, 397296), (712, 347076), (744, 332148), (801, 308512), (933, 264864), (992, 249111), (1068, 231384), (1116, 221432), (1244, 198648), (1424, 173538), (1488, 166074), (1602, 154256), (1866, 132432), (2136, 115692), (2232, 110716), (2488, 99324), (2759, 89568), (2799, 88288), (2848, 86769), (2976, 83037), (3204, 77128), (3732, 66216), (4272, 57846), (4464, 55358), (4976, 49662), (5518, 44784), (5598, 44144), (6408, 38564), (7464, 33108), (8277, 29856), (8544, 28923), (8928, 27679), (9641, 25632), (9952, 24831), (11036, 22392), (11196, 22072), (12816, 19282), (14928, 16554)]