1238398416

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 240

約数和(自身を含む): 3890971200

約数和(自身を除く): 2652572784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 31, 36, 38, 48, 54, 57, 62, 72, 76, 93, 108, 114, 124, 144, 152, 157, 171, 186, 216, 228, 248, 279, 304, 314, 342, 372, 432, 456, 471, 496, 513, 558, 589, 628, 684, 744, 837, 912, 942, 961, 1026, 1116, 1178, 1256, 1368, 1413, 1488, 1674, 1767, 1884, 1922, 2052, 2232, 2356, 2512, 2736, 2826, 2883, 2983, 3348, 3534, 3768, 3844, 4104, 4239, 4464, 4712, 4867, 5301, 5652, 5766, 5966, 6696, 7068, 7536, 7688, 8208, 8478, 8649, 8949, 9424, 9734, 10602, 11304, 11532, 11932, 13392, 14136, 14601, 15376, 15903, 16956, 17298, 17898, 18259, 19468, 21204, 22608, 23064, 23864, 25947, 26847, 28272, 29202, 31806, 33912, 34596, 35796, 36518, 38936, 42408, 43803, 46128, 47728, 51894, 53694, 54777, 58404, 63612, 67824, 69192, 71592, 73036, 77872, 80541, 84816, 87606, 92473, 103788, 107388, 109554, 116808, 127224, 131409, 138384, 143184, 146072, 150877, 161082, 164331, 175212, 184946, 207576, 214776, 219108, 233616, 254448, 262818, 277419, 292144, 301754, 322164, 328662, 350424, 369892, 415152, 429552, 438216, 452631, 492993, 525636, 554838, 603508, 644328, 657324, 700848, 739784, 832257, 876432, 905262, 985986, 1051272, 1109676, 1207016, 1288656, 1314648, 1357893, 1479568, 1664514, 1810524, 1971972, 2102544, 2219352, 2414032, 2496771, 2629296, 2715786, 2866663, 3329028, 3621048, 3943944, 4073679, 4438704, 4993542, 5431572, 5733326, 6658056, 7242096, 7887888, 8147358, 8599989, 9987084, 10863144, 11466652, 13316112, 16294716, 17199978, 19974168, 21726288, 22933304, 25799967, 32589432, 34399956, 39948336, 45866608, 51599934, 65178864, 68799912, 77399901, 103199868, 137599824, 154799802, 206399736, 309599604, 412799472, 619199208, 1238398416]

約数ペア:

[(1, 1238398416), (2, 619199208), (3, 412799472), (4, 309599604), (6, 206399736), (8, 154799802), (9, 137599824), (12, 103199868), (16, 77399901), (18, 68799912), (19, 65178864), (24, 51599934), (27, 45866608), (31, 39948336), (36, 34399956), (38, 32589432), (48, 25799967), (54, 22933304), (57, 21726288), (62, 19974168), (72, 17199978), (76, 16294716), (93, 13316112), (108, 11466652), (114, 10863144), (124, 9987084), (144, 8599989), (152, 8147358), (157, 7887888), (171, 7242096), (186, 6658056), (216, 5733326), (228, 5431572), (248, 4993542), (279, 4438704), (304, 4073679), (314, 3943944), (342, 3621048), (372, 3329028), (432, 2866663), (456, 2715786), (471, 2629296), (496, 2496771), (513, 2414032), (558, 2219352), (589, 2102544), (628, 1971972), (684, 1810524), (744, 1664514), (837, 1479568), (912, 1357893), (942, 1314648), (961, 1288656), (1026, 1207016), (1116, 1109676), (1178, 1051272), (1256, 985986), (1368, 905262), (1413, 876432), (1488, 832257), (1674, 739784), (1767, 700848), (1884, 657324), (1922, 644328), (2052, 603508), (2232, 554838), (2356, 525636), (2512, 492993), (2736, 452631), (2826, 438216), (2883, 429552), (2983, 415152), (3348, 369892), (3534, 350424), (3768, 328662), (3844, 322164), (4104, 301754), (4239, 292144), (4464, 277419), (4712, 262818), (4867, 254448), (5301, 233616), (5652, 219108), (5766, 214776), (5966, 207576), (6696, 184946), (7068, 175212), (7536, 164331), (7688, 161082), (8208, 150877), (8478, 146072), (8649, 143184), (8949, 138384), (9424, 131409), (9734, 127224), (10602, 116808), (11304, 109554), (11532, 107388), (11932, 103788), (13392, 92473), (14136, 87606), (14601, 84816), (15376, 80541), (15903, 77872), (16956, 73036), (17298, 71592), (17898, 69192), (18259, 67824), (19468, 63612), (21204, 58404), (22608, 54777), (23064, 53694), (23864, 51894), (25947, 47728), (26847, 46128), (28272, 43803), (29202, 42408), (31806, 38936), (33912, 36518), (34596, 35796)]