408869760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16381}}^1$

素因数の和:16416

約数の個数: 128

約数和(自身を含む): 1403609760

約数和(自身を除く): 994740000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 16381, 24960, 32762, 49143, 65524, 81905, 98286, 131048, 163810, 196572, 212953, 245715, 262096, 327620, 393144, 425906, 491430, 524192, 638859, 655240, 786288, 851812, 982860, 1048384, 1064765, 1277718, 1310480, 1572576, 1703624, 1965720, 2096768, 2129530, 2555436, 2620960, 3145152, 3194295, 3407248, 3931440, 4259060, 5110872, 5241920, 6290304, 6388590, 6814496, 7862880, 8518120, 10221744, 10483840, 12777180, 13628992, 15725760, 17036240, 20443488, 25554360, 27257984, 31451520, 34072480, 40886976, 51108720, 68144960, 81773952, 102217440, 136289920, 204434880, 408869760]

約数ペア:

[(1, 408869760), (2, 204434880), (3, 136289920), (4, 102217440), (5, 81773952), (6, 68144960), (8, 51108720), (10, 40886976), (12, 34072480), (13, 31451520), (15, 27257984), (16, 25554360), (20, 20443488), (24, 17036240), (26, 15725760), (30, 13628992), (32, 12777180), (39, 10483840), (40, 10221744), (48, 8518120), (52, 7862880), (60, 6814496), (64, 6388590), (65, 6290304), (78, 5241920), (80, 5110872), (96, 4259060), (104, 3931440), (120, 3407248), (128, 3194295), (130, 3145152), (156, 2620960), (160, 2555436), (192, 2129530), (195, 2096768), (208, 1965720), (240, 1703624), (260, 1572576), (312, 1310480), (320, 1277718), (384, 1064765), (390, 1048384), (416, 982860), (480, 851812), (520, 786288), (624, 655240), (640, 638859), (780, 524192), (832, 491430), (960, 425906), (1040, 393144), (1248, 327620), (1560, 262096), (1664, 245715), (1920, 212953), (2080, 196572), (2496, 163810), (3120, 131048), (4160, 98286), (4992, 81905), (6240, 65524), (8320, 49143), (12480, 32762), (16381, 24960)]