78049920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:147

約数の個数: 256

約数和(自身を含む): 277603200

約数和(自身を除く): 199553280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 53, 59, 60, 64, 65, 78, 80, 96, 104, 106, 118, 120, 128, 130, 156, 159, 160, 177, 192, 195, 208, 212, 236, 240, 260, 265, 295, 312, 318, 320, 354, 384, 390, 416, 424, 472, 480, 520, 530, 590, 624, 636, 640, 689, 708, 767, 780, 795, 832, 848, 885, 944, 960, 1040, 1060, 1180, 1248, 1272, 1378, 1416, 1534, 1560, 1590, 1664, 1696, 1770, 1888, 1920, 2067, 2080, 2120, 2301, 2360, 2496, 2544, 2756, 2832, 3068, 3120, 3127, 3180, 3392, 3445, 3540, 3776, 3835, 4134, 4160, 4240, 4602, 4720, 4992, 5088, 5512, 5664, 6136, 6240, 6254, 6360, 6784, 6890, 7080, 7552, 7670, 8268, 8320, 8480, 9204, 9381, 9440, 10176, 10335, 11024, 11328, 11505, 12272, 12480, 12508, 12720, 13780, 14160, 15340, 15635, 16536, 16960, 18408, 18762, 18880, 20352, 20670, 22048, 22656, 23010, 24544, 24960, 25016, 25440, 27560, 28320, 30680, 31270, 33072, 33920, 36816, 37524, 37760, 40651, 41340, 44096, 46020, 46905, 49088, 50032, 50880, 55120, 56640, 61360, 62540, 66144, 73632, 75048, 81302, 82680, 88192, 92040, 93810, 98176, 100064, 101760, 110240, 113280, 121953, 122720, 125080, 132288, 147264, 150096, 162604, 165360, 184080, 187620, 200128, 203255, 220480, 243906, 245440, 250160, 264576, 294528, 300192, 325208, 330720, 368160, 375240, 400256, 406510, 440960, 487812, 490880, 500320, 600384, 609765, 650416, 661440, 736320, 750480, 813020, 975624, 1000640, 1200768, 1219530, 1300832, 1322880, 1472640, 1500960, 1626040, 1951248, 2001280, 2439060, 2601664, 3001920, 3252080, 3902496, 4878120, 5203328, 6003840, 6504160, 7804992, 9756240, 13008320, 15609984, 19512480, 26016640, 39024960, 78049920]

約数ペア:

[(1, 78049920), (2, 39024960), (3, 26016640), (4, 19512480), (5, 15609984), (6, 13008320), (8, 9756240), (10, 7804992), (12, 6504160), (13, 6003840), (15, 5203328), (16, 4878120), (20, 3902496), (24, 3252080), (26, 3001920), (30, 2601664), (32, 2439060), (39, 2001280), (40, 1951248), (48, 1626040), (52, 1500960), (53, 1472640), (59, 1322880), (60, 1300832), (64, 1219530), (65, 1200768), (78, 1000640), (80, 975624), (96, 813020), (104, 750480), (106, 736320), (118, 661440), (120, 650416), (128, 609765), (130, 600384), (156, 500320), (159, 490880), (160, 487812), (177, 440960), (192, 406510), (195, 400256), (208, 375240), (212, 368160), (236, 330720), (240, 325208), (260, 300192), (265, 294528), (295, 264576), (312, 250160), (318, 245440), (320, 243906), (354, 220480), (384, 203255), (390, 200128), (416, 187620), (424, 184080), (472, 165360), (480, 162604), (520, 150096), (530, 147264), (590, 132288), (624, 125080), (636, 122720), (640, 121953), (689, 113280), (708, 110240), (767, 101760), (780, 100064), (795, 98176), (832, 93810), (848, 92040), (885, 88192), (944, 82680), (960, 81302), (1040, 75048), (1060, 73632), (1180, 66144), (1248, 62540), (1272, 61360), (1378, 56640), (1416, 55120), (1534, 50880), (1560, 50032), (1590, 49088), (1664, 46905), (1696, 46020), (1770, 44096), (1888, 41340), (1920, 40651), (2067, 37760), (2080, 37524), (2120, 36816), (2301, 33920), (2360, 33072), (2496, 31270), (2544, 30680), (2756, 28320), (2832, 27560), (3068, 25440), (3120, 25016), (3127, 24960), (3180, 24544), (3392, 23010), (3445, 22656), (3540, 22048), (3776, 20670), (3835, 20352), (4134, 18880), (4160, 18762), (4240, 18408), (4602, 16960), (4720, 16536), (4992, 15635), (5088, 15340), (5512, 14160), (5664, 13780), (6136, 12720), (6240, 12508), (6254, 12480), (6360, 12272), (6784, 11505), (6890, 11328), (7080, 11024), (7552, 10335), (7670, 10176), (8268, 9440), (8320, 9381), (8480, 9204)]