253719480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 256

約数和(自身を含む): 914457600

約数和(自身を除く): 660738120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 53, 56, 60, 70, 82, 84, 105, 106, 120, 123, 139, 140, 159, 164, 168, 205, 210, 212, 246, 265, 278, 280, 287, 318, 328, 371, 410, 417, 420, 424, 492, 530, 556, 574, 615, 636, 695, 742, 795, 820, 834, 840, 861, 973, 984, 1060, 1112, 1113, 1148, 1230, 1272, 1390, 1435, 1484, 1590, 1640, 1668, 1722, 1855, 1946, 2085, 2120, 2173, 2226, 2296, 2460, 2780, 2870, 2919, 2968, 3180, 3336, 3444, 3710, 3892, 4170, 4305, 4346, 4452, 4865, 4920, 5560, 5565, 5699, 5740, 5838, 6360, 6519, 6888, 7367, 7420, 7784, 8340, 8610, 8692, 8904, 9730, 10865, 11130, 11398, 11480, 11676, 13038, 14595, 14734, 14840, 15211, 16680, 17097, 17220, 17384, 19460, 21730, 22101, 22260, 22796, 23352, 26076, 28495, 29190, 29468, 30422, 32595, 34194, 34440, 36835, 38920, 39893, 43460, 44202, 44520, 45592, 45633, 51569, 52152, 56990, 58380, 58936, 60844, 65190, 68388, 73670, 76055, 79786, 85485, 86920, 88404, 91266, 103138, 110505, 113980, 116760, 119679, 121688, 130380, 136776, 147340, 152110, 154707, 159572, 170970, 176808, 182532, 199465, 206276, 221010, 227960, 228165, 239358, 257845, 260760, 294680, 302047, 304220, 309414, 319144, 341940, 365064, 398930, 412552, 442020, 456330, 478716, 515690, 598395, 604094, 608440, 618828, 683880, 773535, 797860, 884040, 906141, 912660, 957432, 1031380, 1196790, 1208188, 1237656, 1510235, 1547070, 1595720, 1812282, 1825320, 2062760, 2114329, 2393580, 2416376, 3020470, 3094140, 3624564, 4228658, 4530705, 4787160, 6040940, 6188280, 6342987, 7249128, 8457316, 9061410, 10571645, 12081880, 12685974, 16914632, 18122820, 21143290, 25371948, 31714935, 36245640, 42286580, 50743896, 63429870, 84573160, 126859740, 253719480]

約数ペア:

[(1, 253719480), (2, 126859740), (3, 84573160), (4, 63429870), (5, 50743896), (6, 42286580), (7, 36245640), (8, 31714935), (10, 25371948), (12, 21143290), (14, 18122820), (15, 16914632), (20, 12685974), (21, 12081880), (24, 10571645), (28, 9061410), (30, 8457316), (35, 7249128), (40, 6342987), (41, 6188280), (42, 6040940), (53, 4787160), (56, 4530705), (60, 4228658), (70, 3624564), (82, 3094140), (84, 3020470), (105, 2416376), (106, 2393580), (120, 2114329), (123, 2062760), (139, 1825320), (140, 1812282), (159, 1595720), (164, 1547070), (168, 1510235), (205, 1237656), (210, 1208188), (212, 1196790), (246, 1031380), (265, 957432), (278, 912660), (280, 906141), (287, 884040), (318, 797860), (328, 773535), (371, 683880), (410, 618828), (417, 608440), (420, 604094), (424, 598395), (492, 515690), (530, 478716), (556, 456330), (574, 442020), (615, 412552), (636, 398930), (695, 365064), (742, 341940), (795, 319144), (820, 309414), (834, 304220), (840, 302047), (861, 294680), (973, 260760), (984, 257845), (1060, 239358), (1112, 228165), (1113, 227960), (1148, 221010), (1230, 206276), (1272, 199465), (1390, 182532), (1435, 176808), (1484, 170970), (1590, 159572), (1640, 154707), (1668, 152110), (1722, 147340), (1855, 136776), (1946, 130380), (2085, 121688), (2120, 119679), (2173, 116760), (2226, 113980), (2296, 110505), (2460, 103138), (2780, 91266), (2870, 88404), (2919, 86920), (2968, 85485), (3180, 79786), (3336, 76055), (3444, 73670), (3710, 68388), (3892, 65190), (4170, 60844), (4305, 58936), (4346, 58380), (4452, 56990), (4865, 52152), (4920, 51569), (5560, 45633), (5565, 45592), (5699, 44520), (5740, 44202), (5838, 43460), (6360, 39893), (6519, 38920), (6888, 36835), (7367, 34440), (7420, 34194), (7784, 32595), (8340, 30422), (8610, 29468), (8692, 29190), (8904, 28495), (9730, 26076), (10865, 23352), (11130, 22796), (11398, 22260), (11480, 22101), (11676, 21730), (13038, 19460), (14595, 17384), (14734, 17220), (14840, 17097), (15211, 16680)]