421650684

素因数分解:

$2^2\times 3^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1$

素因数の和:276

約数の個数: 252

約数和(自身を含む): 1392053544

約数和(自身を除く): 970402860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 49, 52, 54, 63, 78, 81, 84, 91, 98, 108, 117, 126, 147, 156, 162, 182, 189, 196, 227, 234, 243, 252, 273, 294, 324, 351, 364, 378, 441, 454, 468, 486, 546, 567, 588, 637, 681, 702, 729, 756, 819, 882, 908, 972, 1053, 1092, 1134, 1274, 1323, 1362, 1404, 1458, 1589, 1638, 1701, 1764, 1911, 2043, 2106, 2268, 2457, 2548, 2646, 2724, 2916, 2951, 3159, 3178, 3276, 3402, 3822, 3969, 4086, 4212, 4767, 4914, 5103, 5292, 5733, 5902, 6129, 6318, 6356, 6804, 7371, 7644, 7938, 8172, 8853, 9477, 9534, 9828, 10206, 11123, 11466, 11804, 11907, 12258, 12636, 14301, 14742, 15876, 17199, 17706, 18387, 18954, 19068, 20412, 20657, 22113, 22246, 22932, 23814, 24516, 26559, 28602, 29484, 33369, 34398, 35412, 35721, 36774, 37908, 41314, 42903, 44226, 44492, 47628, 51597, 53118, 55161, 57204, 61971, 66339, 66738, 68796, 71442, 73548, 79677, 82628, 85806, 88452, 100107, 103194, 106236, 110322, 123942, 128709, 132678, 133476, 142884, 144599, 154791, 159354, 165483, 171612, 185913, 200214, 206388, 220644, 239031, 247884, 257418, 265356, 289198, 300321, 309582, 318708, 330966, 371826, 386127, 400428, 433797, 464373, 478062, 514836, 557739, 578396, 600642, 619164, 661932, 717093, 743652, 772254, 867594, 900963, 928746, 956124, 1115478, 1158381, 1201284, 1301391, 1434186, 1544508, 1673217, 1735188, 1801926, 1857492, 2151279, 2230956, 2316762, 2602782, 2702889, 2868372, 3346434, 3603852, 3904173, 4302558, 4633524, 5019651, 5205564, 5405778, 6692868, 7808346, 8108667, 8605116, 10039302, 10811556, 11712519, 15058953, 15616692, 16217334, 20078604, 23425038, 30117906, 32434668, 35137557, 46850076, 60235812, 70275114, 105412671, 140550228, 210825342, 421650684]

約数ペア:

[(1, 421650684), (2, 210825342), (3, 140550228), (4, 105412671), (6, 70275114), (7, 60235812), (9, 46850076), (12, 35137557), (13, 32434668), (14, 30117906), (18, 23425038), (21, 20078604), (26, 16217334), (27, 15616692), (28, 15058953), (36, 11712519), (39, 10811556), (42, 10039302), (49, 8605116), (52, 8108667), (54, 7808346), (63, 6692868), (78, 5405778), (81, 5205564), (84, 5019651), (91, 4633524), (98, 4302558), (108, 3904173), (117, 3603852), (126, 3346434), (147, 2868372), (156, 2702889), (162, 2602782), (182, 2316762), (189, 2230956), (196, 2151279), (227, 1857492), (234, 1801926), (243, 1735188), (252, 1673217), (273, 1544508), (294, 1434186), (324, 1301391), (351, 1201284), (364, 1158381), (378, 1115478), (441, 956124), (454, 928746), (468, 900963), (486, 867594), (546, 772254), (567, 743652), (588, 717093), (637, 661932), (681, 619164), (702, 600642), (729, 578396), (756, 557739), (819, 514836), (882, 478062), (908, 464373), (972, 433797), (1053, 400428), (1092, 386127), (1134, 371826), (1274, 330966), (1323, 318708), (1362, 309582), (1404, 300321), (1458, 289198), (1589, 265356), (1638, 257418), (1701, 247884), (1764, 239031), (1911, 220644), (2043, 206388), (2106, 200214), (2268, 185913), (2457, 171612), (2548, 165483), (2646, 159354), (2724, 154791), (2916, 144599), (2951, 142884), (3159, 133476), (3178, 132678), (3276, 128709), (3402, 123942), (3822, 110322), (3969, 106236), (4086, 103194), (4212, 100107), (4767, 88452), (4914, 85806), (5103, 82628), (5292, 79677), (5733, 73548), (5902, 71442), (6129, 68796), (6318, 66738), (6356, 66339), (6804, 61971), (7371, 57204), (7644, 55161), (7938, 53118), (8172, 51597), (8853, 47628), (9477, 44492), (9534, 44226), (9828, 42903), (10206, 41314), (11123, 37908), (11466, 36774), (11804, 35721), (11907, 35412), (12258, 34398), (12636, 33369), (14301, 29484), (14742, 28602), (15876, 26559), (17199, 24516), (17706, 23814), (18387, 22932), (18954, 22246), (19068, 22113), (20412, 20657)]