72178416

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:124

約数の個数: 240

約数和(自身を含む): 235223040

約数和(自身を除く): 163044624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 31, 36, 37, 38, 46, 48, 57, 62, 69, 72, 74, 76, 92, 93, 111, 114, 124, 138, 144, 148, 152, 171, 184, 186, 207, 222, 228, 248, 276, 279, 296, 304, 333, 342, 368, 372, 414, 437, 444, 456, 496, 552, 558, 589, 592, 666, 684, 703, 713, 744, 828, 851, 874, 888, 912, 1104, 1116, 1147, 1178, 1311, 1332, 1368, 1406, 1426, 1488, 1656, 1702, 1748, 1767, 1776, 2109, 2139, 2232, 2294, 2356, 2553, 2622, 2664, 2736, 2812, 2852, 3312, 3404, 3441, 3496, 3534, 3933, 4218, 4278, 4464, 4588, 4712, 5106, 5244, 5301, 5328, 5624, 5704, 6327, 6417, 6808, 6882, 6992, 7068, 7659, 7866, 8436, 8556, 9176, 9424, 10212, 10323, 10488, 10602, 11248, 11408, 12654, 12834, 13547, 13616, 13764, 14136, 15318, 15732, 16169, 16872, 17112, 18352, 20424, 20646, 20976, 21204, 21793, 25308, 25668, 26381, 27094, 27528, 28272, 30636, 31464, 32338, 33744, 34224, 40641, 40848, 41292, 42408, 43586, 48507, 50616, 51336, 52762, 54188, 55056, 61272, 62928, 64676, 65379, 79143, 81282, 82584, 84816, 87172, 97014, 101232, 102672, 105524, 108376, 121923, 122544, 129352, 130758, 145521, 158286, 162564, 165168, 174344, 194028, 196137, 211048, 216752, 237429, 243846, 258704, 261516, 291042, 316572, 325128, 348688, 388056, 392274, 422096, 474858, 487692, 501239, 523032, 582084, 633144, 650256, 776112, 784548, 949716, 975384, 1002478, 1046064, 1164168, 1266288, 1503717, 1569096, 1899432, 1950768, 2004956, 2328336, 3007434, 3138192, 3798864, 4009912, 4511151, 6014868, 8019824, 9022302, 12029736, 18044604, 24059472, 36089208, 72178416]

約数ペア:

[(1, 72178416), (2, 36089208), (3, 24059472), (4, 18044604), (6, 12029736), (8, 9022302), (9, 8019824), (12, 6014868), (16, 4511151), (18, 4009912), (19, 3798864), (23, 3138192), (24, 3007434), (31, 2328336), (36, 2004956), (37, 1950768), (38, 1899432), (46, 1569096), (48, 1503717), (57, 1266288), (62, 1164168), (69, 1046064), (72, 1002478), (74, 975384), (76, 949716), (92, 784548), (93, 776112), (111, 650256), (114, 633144), (124, 582084), (138, 523032), (144, 501239), (148, 487692), (152, 474858), (171, 422096), (184, 392274), (186, 388056), (207, 348688), (222, 325128), (228, 316572), (248, 291042), (276, 261516), (279, 258704), (296, 243846), (304, 237429), (333, 216752), (342, 211048), (368, 196137), (372, 194028), (414, 174344), (437, 165168), (444, 162564), (456, 158286), (496, 145521), (552, 130758), (558, 129352), (589, 122544), (592, 121923), (666, 108376), (684, 105524), (703, 102672), (713, 101232), (744, 97014), (828, 87172), (851, 84816), (874, 82584), (888, 81282), (912, 79143), (1104, 65379), (1116, 64676), (1147, 62928), (1178, 61272), (1311, 55056), (1332, 54188), (1368, 52762), (1406, 51336), (1426, 50616), (1488, 48507), (1656, 43586), (1702, 42408), (1748, 41292), (1767, 40848), (1776, 40641), (2109, 34224), (2139, 33744), (2232, 32338), (2294, 31464), (2356, 30636), (2553, 28272), (2622, 27528), (2664, 27094), (2736, 26381), (2812, 25668), (2852, 25308), (3312, 21793), (3404, 21204), (3441, 20976), (3496, 20646), (3534, 20424), (3933, 18352), (4218, 17112), (4278, 16872), (4464, 16169), (4588, 15732), (4712, 15318), (5106, 14136), (5244, 13764), (5301, 13616), (5328, 13547), (5624, 12834), (5704, 12654), (6327, 11408), (6417, 11248), (6808, 10602), (6882, 10488), (6992, 10323), (7068, 10212), (7659, 9424), (7866, 9176), (8436, 8556)]