21537971520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{19391}}^1$

素因数の和:19513

約数の個数: 224

約数和(自身を含む): 74474588160

約数和(自身を除く): 52936616640

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, 89, 96, 104, 120, 130, 156, 160, 178, 192, 195, 208, 240, 260, 267, 312, 320, 356, 390, 416, 445, 480, 520, 534, 624, 712, 780, 832, 890, 960, 1040, 1068, 1157, 1248, 1335, 1424, 1560, 1780, 2080, 2136, 2314, 2496, 2670, 2848, 3120, 3471, 3560, 4160, 4272, 4628, 5340, 5696, 5785, 6240, 6942, 7120, 8544, 9256, 10680, 11570, 12480, 13884, 14240, 17088, 17355, 18512, 19391, 21360, 23140, 27768, 28480, 34710, 37024, 38782, 42720, 46280, 55536, 58173, 69420, 74048, 77564, 85440, 92560, 96955, 111072, 116346, 138840, 155128, 185120, 193910, 222144, 232692, 252083, 277680, 290865, 310256, 370240, 387820, 465384, 504166, 555360, 581730, 620512, 756249, 775640, 930768, 1008332, 1110720, 1163460, 1241024, 1260415, 1512498, 1551280, 1725799, 1861536, 2016664, 2326920, 2520830, 3024996, 3102560, 3451598, 3723072, 3781245, 4033328, 4653840, 5041660, 5177397, 6049992, 6205120, 6903196, 7562490, 8066656, 8628995, 9307680, 10083320, 10354794, 12099984, 13806392, 15124980, 16133312, 17257990, 18615360, 20166640, 20709588, 22435387, 24199968, 25886985, 27612784, 30249960, 34515980, 40333280, 41419176, 44870774, 48399936, 51773970, 55225568, 60499920, 67306161, 69031960, 80666560, 82838352, 89741548, 103547940, 110451136, 112176935, 120999840, 134612322, 138063920, 165676704, 179483096, 207095880, 224353870, 241999680, 269224644, 276127840, 331353408, 336530805, 358966192, 414191760, 448707740, 538449288, 552255680, 673061610, 717932384, 828383520, 897415480, 1076898576, 1346123220, 1435864768, 1656767040, 1794830960, 2153797152, 2692246440, 3589661920, 4307594304, 5384492880, 7179323840, 10768985760, 21537971520]

約数ペア:

[(1, 21537971520), (2, 10768985760), (3, 7179323840), (4, 5384492880), (5, 4307594304), (6, 3589661920), (8, 2692246440), (10, 2153797152), (12, 1794830960), (13, 1656767040), (15, 1435864768), (16, 1346123220), (20, 1076898576), (24, 897415480), (26, 828383520), (30, 717932384), (32, 673061610), (39, 552255680), (40, 538449288), (48, 448707740), (52, 414191760), (60, 358966192), (64, 336530805), (65, 331353408), (78, 276127840), (80, 269224644), (89, 241999680), (96, 224353870), (104, 207095880), (120, 179483096), (130, 165676704), (156, 138063920), (160, 134612322), (178, 120999840), (192, 112176935), (195, 110451136), (208, 103547940), (240, 89741548), (260, 82838352), (267, 80666560), (312, 69031960), (320, 67306161), (356, 60499920), (390, 55225568), (416, 51773970), (445, 48399936), (480, 44870774), (520, 41419176), (534, 40333280), (624, 34515980), (712, 30249960), (780, 27612784), (832, 25886985), (890, 24199968), (960, 22435387), (1040, 20709588), (1068, 20166640), (1157, 18615360), (1248, 17257990), (1335, 16133312), (1424, 15124980), (1560, 13806392), (1780, 12099984), (2080, 10354794), (2136, 10083320), (2314, 9307680), (2496, 8628995), (2670, 8066656), (2848, 7562490), (3120, 6903196), (3471, 6205120), (3560, 6049992), (4160, 5177397), (4272, 5041660), (4628, 4653840), (5340, 4033328), (5696, 3781245), (5785, 3723072), (6240, 3451598), (6942, 3102560), (7120, 3024996), (8544, 2520830), (9256, 2326920), (10680, 2016664), (11570, 1861536), (12480, 1725799), (13884, 1551280), (14240, 1512498), (17088, 1260415), (17355, 1241024), (18512, 1163460), (19391, 1110720), (21360, 1008332), (23140, 930768), (27768, 775640), (28480, 756249), (34710, 620512), (37024, 581730), (38782, 555360), (42720, 504166), (46280, 465384), (55536, 387820), (58173, 370240), (69420, 310256), (74048, 290865), (77564, 277680), (85440, 252083), (92560, 232692), (96955, 222144), (111072, 193910), (116346, 185120), (138840, 155128)]