405639216

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1021}}^1$

素因数の和:1155

約数の個数: 120

約数和(自身を含む): 1186174080

約数和(自身を除く): 780534864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 89, 93, 124, 144, 178, 186, 248, 267, 279, 356, 372, 496, 534, 558, 712, 744, 801, 1021, 1068, 1116, 1424, 1488, 1602, 2042, 2136, 2232, 2759, 3063, 3204, 4084, 4272, 4464, 5518, 6126, 6408, 8168, 8277, 9189, 11036, 12252, 12816, 16336, 16554, 18378, 22072, 24504, 24831, 31651, 33108, 36756, 44144, 49008, 49662, 63302, 66216, 73512, 90869, 94953, 99324, 126604, 132432, 147024, 181738, 189906, 198648, 253208, 272607, 284859, 363476, 379812, 397296, 506416, 545214, 569718, 726952, 759624, 817821, 1090428, 1139436, 1453904, 1519248, 1635642, 2180856, 2278872, 2816939, 3271284, 4361712, 4557744, 5633878, 6542568, 8450817, 11267756, 13085136, 16901634, 22535512, 25352451, 33803268, 45071024, 50704902, 67606536, 101409804, 135213072, 202819608, 405639216]

約数ペア:

[(1, 405639216), (2, 202819608), (3, 135213072), (4, 101409804), (6, 67606536), (8, 50704902), (9, 45071024), (12, 33803268), (16, 25352451), (18, 22535512), (24, 16901634), (31, 13085136), (36, 11267756), (48, 8450817), (62, 6542568), (72, 5633878), (89, 4557744), (93, 4361712), (124, 3271284), (144, 2816939), (178, 2278872), (186, 2180856), (248, 1635642), (267, 1519248), (279, 1453904), (356, 1139436), (372, 1090428), (496, 817821), (534, 759624), (558, 726952), (712, 569718), (744, 545214), (801, 506416), (1021, 397296), (1068, 379812), (1116, 363476), (1424, 284859), (1488, 272607), (1602, 253208), (2042, 198648), (2136, 189906), (2232, 181738), (2759, 147024), (3063, 132432), (3204, 126604), (4084, 99324), (4272, 94953), (4464, 90869), (5518, 73512), (6126, 66216), (6408, 63302), (8168, 49662), (8277, 49008), (9189, 44144), (11036, 36756), (12252, 33108), (12816, 31651), (16336, 24831), (16554, 24504), (18378, 22072)]