72639840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1663}}^1$

素因数の和:1701

約数の個数: 192

約数和(自身を含む): 281788416

約数和(自身を除く): 209148576

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 364, 390, 416, 420, 455, 480, 520, 546, 560, 624, 672, 728, 780, 840, 910, 1040, 1092, 1120, 1248, 1365, 1456, 1560, 1663, 1680, 1820, 2080, 2184, 2730, 2912, 3120, 3326, 3360, 3640, 4368, 4989, 5460, 6240, 6652, 7280, 8315, 8736, 9978, 10920, 11641, 13304, 14560, 16630, 19956, 21619, 21840, 23282, 24945, 26608, 33260, 34923, 39912, 43238, 43680, 46564, 49890, 53216, 58205, 64857, 66520, 69846, 79824, 86476, 93128, 99780, 108095, 116410, 129714, 133040, 139692, 151333, 159648, 172952, 174615, 186256, 199560, 216190, 232820, 259428, 266080, 279384, 302666, 324285, 345904, 349230, 372512, 399120, 432380, 453999, 465640, 518856, 558768, 605332, 648570, 691808, 698460, 756665, 798240, 864760, 907998, 931280, 1037712, 1117536, 1210664, 1297140, 1396920, 1513330, 1729520, 1815996, 1862560, 2075424, 2269995, 2421328, 2594280, 2793840, 3026660, 3459040, 3631992, 4539990, 4842656, 5188560, 5587680, 6053320, 7263984, 9079980, 10377120, 12106640, 14527968, 18159960, 24213280, 36319920, 72639840]

約数ペア:

[(1, 72639840), (2, 36319920), (3, 24213280), (4, 18159960), (5, 14527968), (6, 12106640), (7, 10377120), (8, 9079980), (10, 7263984), (12, 6053320), (13, 5587680), (14, 5188560), (15, 4842656), (16, 4539990), (20, 3631992), (21, 3459040), (24, 3026660), (26, 2793840), (28, 2594280), (30, 2421328), (32, 2269995), (35, 2075424), (39, 1862560), (40, 1815996), (42, 1729520), (48, 1513330), (52, 1396920), (56, 1297140), (60, 1210664), (65, 1117536), (70, 1037712), (78, 931280), (80, 907998), (84, 864760), (91, 798240), (96, 756665), (104, 698460), (105, 691808), (112, 648570), (120, 605332), (130, 558768), (140, 518856), (156, 465640), (160, 453999), (168, 432380), (182, 399120), (195, 372512), (208, 349230), (210, 345904), (224, 324285), (240, 302666), (260, 279384), (273, 266080), (280, 259428), (312, 232820), (336, 216190), (364, 199560), (390, 186256), (416, 174615), (420, 172952), (455, 159648), (480, 151333), (520, 139692), (546, 133040), (560, 129714), (624, 116410), (672, 108095), (728, 99780), (780, 93128), (840, 86476), (910, 79824), (1040, 69846), (1092, 66520), (1120, 64857), (1248, 58205), (1365, 53216), (1456, 49890), (1560, 46564), (1663, 43680), (1680, 43238), (1820, 39912), (2080, 34923), (2184, 33260), (2730, 26608), (2912, 24945), (3120, 23282), (3326, 21840), (3360, 21619), (3640, 19956), (4368, 16630), (4989, 14560), (5460, 13304), (6240, 11641), (6652, 10920), (7280, 9978), (8315, 8736)]