890145408

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:175

約数の個数: 256

約数和(自身を含む): 2619555840

約数和(自身を除く): 1729410432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 37, 43, 47, 48, 62, 64, 74, 86, 93, 94, 96, 111, 124, 128, 129, 141, 148, 172, 186, 188, 192, 222, 248, 258, 282, 296, 344, 372, 376, 384, 444, 496, 516, 564, 592, 688, 744, 752, 888, 992, 1032, 1128, 1147, 1184, 1333, 1376, 1457, 1488, 1504, 1591, 1739, 1776, 1984, 2021, 2064, 2256, 2294, 2368, 2666, 2752, 2914, 2976, 3008, 3182, 3441, 3478, 3552, 3968, 3999, 4042, 4128, 4371, 4512, 4588, 4736, 4773, 5217, 5332, 5504, 5828, 5952, 6016, 6063, 6364, 6882, 6956, 7104, 7998, 8084, 8256, 8742, 9024, 9176, 9546, 10434, 10664, 11656, 11904, 12126, 12728, 13764, 13912, 14208, 15996, 16168, 16512, 17484, 18048, 18352, 19092, 20868, 21328, 23312, 24252, 25456, 27528, 27824, 31992, 32336, 34968, 36704, 38184, 41736, 42656, 46624, 48504, 49321, 50912, 53909, 55056, 55648, 62651, 63984, 64672, 69936, 73408, 74777, 76368, 83472, 85312, 93248, 97008, 98642, 101824, 107818, 110112, 111296, 125302, 127968, 129344, 139872, 146816, 147963, 149554, 152736, 161727, 166944, 170624, 186496, 187953, 194016, 197284, 203648, 215636, 220224, 222592, 224331, 250604, 255936, 258688, 279744, 295926, 299108, 305472, 323454, 333888, 375906, 388032, 394568, 431272, 440448, 448662, 501208, 511872, 559488, 591852, 598216, 610944, 646908, 667776, 751812, 776064, 789136, 862544, 897324, 1002416, 1183704, 1196432, 1293816, 1503624, 1578272, 1725088, 1794648, 2004832, 2318087, 2367408, 2392864, 2587632, 3007248, 3156544, 3450176, 3589296, 4009664, 4636174, 4734816, 4785728, 5175264, 6014496, 6313088, 6900352, 6954261, 7178592, 8019328, 9272348, 9469632, 9571456, 10350528, 12028992, 13908522, 14357184, 18544696, 18939264, 20701056, 24057984, 27817044, 28714368, 37089392, 55634088, 74178784, 111268176, 148357568, 222536352, 296715136, 445072704, 890145408]

約数ペア:

[(1, 890145408), (2, 445072704), (3, 296715136), (4, 222536352), (6, 148357568), (8, 111268176), (12, 74178784), (16, 55634088), (24, 37089392), (31, 28714368), (32, 27817044), (37, 24057984), (43, 20701056), (47, 18939264), (48, 18544696), (62, 14357184), (64, 13908522), (74, 12028992), (86, 10350528), (93, 9571456), (94, 9469632), (96, 9272348), (111, 8019328), (124, 7178592), (128, 6954261), (129, 6900352), (141, 6313088), (148, 6014496), (172, 5175264), (186, 4785728), (188, 4734816), (192, 4636174), (222, 4009664), (248, 3589296), (258, 3450176), (282, 3156544), (296, 3007248), (344, 2587632), (372, 2392864), (376, 2367408), (384, 2318087), (444, 2004832), (496, 1794648), (516, 1725088), (564, 1578272), (592, 1503624), (688, 1293816), (744, 1196432), (752, 1183704), (888, 1002416), (992, 897324), (1032, 862544), (1128, 789136), (1147, 776064), (1184, 751812), (1333, 667776), (1376, 646908), (1457, 610944), (1488, 598216), (1504, 591852), (1591, 559488), (1739, 511872), (1776, 501208), (1984, 448662), (2021, 440448), (2064, 431272), (2256, 394568), (2294, 388032), (2368, 375906), (2666, 333888), (2752, 323454), (2914, 305472), (2976, 299108), (3008, 295926), (3182, 279744), (3441, 258688), (3478, 255936), (3552, 250604), (3968, 224331), (3999, 222592), (4042, 220224), (4128, 215636), (4371, 203648), (4512, 197284), (4588, 194016), (4736, 187953), (4773, 186496), (5217, 170624), (5332, 166944), (5504, 161727), (5828, 152736), (5952, 149554), (6016, 147963), (6063, 146816), (6364, 139872), (6882, 129344), (6956, 127968), (7104, 125302), (7998, 111296), (8084, 110112), (8256, 107818), (8742, 101824), (9024, 98642), (9176, 97008), (9546, 93248), (10434, 85312), (10664, 83472), (11656, 76368), (11904, 74777), (12126, 73408), (12728, 69936), (13764, 64672), (13912, 63984), (14208, 62651), (15996, 55648), (16168, 55056), (16512, 53909), (17484, 50912), (18048, 49321), (18352, 48504), (19092, 46624), (20868, 42656), (21328, 41736), (23312, 38184), (24252, 36704), (25456, 34968), (27528, 32336), (27824, 31992)]