78786240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:199

約数の個数: 224

約数和(自身を含む): 276514560

約数和(自身を除く): 197728320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 59, 60, 64, 65, 78, 80, 96, 104, 107, 118, 120, 130, 156, 160, 177, 192, 195, 208, 214, 236, 240, 260, 295, 312, 320, 321, 354, 390, 416, 428, 472, 480, 520, 535, 590, 624, 642, 708, 767, 780, 832, 856, 885, 944, 960, 1040, 1070, 1180, 1248, 1284, 1391, 1416, 1534, 1560, 1605, 1712, 1770, 1888, 2080, 2140, 2301, 2360, 2496, 2568, 2782, 2832, 3068, 3120, 3210, 3424, 3540, 3776, 3835, 4160, 4173, 4280, 4602, 4720, 5136, 5564, 5664, 6136, 6240, 6313, 6420, 6848, 6955, 7080, 7670, 8346, 8560, 9204, 9440, 10272, 11128, 11328, 11505, 12272, 12480, 12626, 12840, 13910, 14160, 15340, 16692, 17120, 18408, 18880, 18939, 20544, 20865, 22256, 23010, 24544, 25252, 25680, 27820, 28320, 30680, 31565, 33384, 34240, 36816, 37878, 41730, 44512, 46020, 49088, 50504, 51360, 55640, 56640, 61360, 63130, 66768, 73632, 75756, 82069, 83460, 89024, 92040, 94695, 101008, 102720, 111280, 122720, 126260, 133536, 147264, 151512, 164138, 166920, 184080, 189390, 202016, 222560, 245440, 246207, 252520, 267072, 303024, 328276, 333840, 368160, 378780, 404032, 410345, 445120, 492414, 505040, 606048, 656552, 667680, 736320, 757560, 820690, 984828, 1010080, 1212096, 1231035, 1313104, 1335360, 1515120, 1641380, 1969656, 2020160, 2462070, 2626208, 3030240, 3282760, 3939312, 4924140, 5252416, 6060480, 6565520, 7878624, 9848280, 13131040, 15757248, 19696560, 26262080, 39393120, 78786240]

約数ペア:

[(1, 78786240), (2, 39393120), (3, 26262080), (4, 19696560), (5, 15757248), (6, 13131040), (8, 9848280), (10, 7878624), (12, 6565520), (13, 6060480), (15, 5252416), (16, 4924140), (20, 3939312), (24, 3282760), (26, 3030240), (30, 2626208), (32, 2462070), (39, 2020160), (40, 1969656), (48, 1641380), (52, 1515120), (59, 1335360), (60, 1313104), (64, 1231035), (65, 1212096), (78, 1010080), (80, 984828), (96, 820690), (104, 757560), (107, 736320), (118, 667680), (120, 656552), (130, 606048), (156, 505040), (160, 492414), (177, 445120), (192, 410345), (195, 404032), (208, 378780), (214, 368160), (236, 333840), (240, 328276), (260, 303024), (295, 267072), (312, 252520), (320, 246207), (321, 245440), (354, 222560), (390, 202016), (416, 189390), (428, 184080), (472, 166920), (480, 164138), (520, 151512), (535, 147264), (590, 133536), (624, 126260), (642, 122720), (708, 111280), (767, 102720), (780, 101008), (832, 94695), (856, 92040), (885, 89024), (944, 83460), (960, 82069), (1040, 75756), (1070, 73632), (1180, 66768), (1248, 63130), (1284, 61360), (1391, 56640), (1416, 55640), (1534, 51360), (1560, 50504), (1605, 49088), (1712, 46020), (1770, 44512), (1888, 41730), (2080, 37878), (2140, 36816), (2301, 34240), (2360, 33384), (2496, 31565), (2568, 30680), (2782, 28320), (2832, 27820), (3068, 25680), (3120, 25252), (3210, 24544), (3424, 23010), (3540, 22256), (3776, 20865), (3835, 20544), (4160, 18939), (4173, 18880), (4280, 18408), (4602, 17120), (4720, 16692), (5136, 15340), (5564, 14160), (5664, 13910), (6136, 12840), (6240, 12626), (6313, 12480), (6420, 12272), (6848, 11505), (6955, 11328), (7080, 11128), (7670, 10272), (8346, 9440), (8560, 9204)]