21000835440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{9467}}^1$

素因数の和:9581

約数の個数: 320

約数和(自身を含む): 78894950400

約数和(自身を除く): 57894114960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 79, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 158, 180, 195, 208, 216, 234, 237, 240, 260, 270, 312, 316, 351, 360, 390, 395, 432, 468, 474, 520, 540, 585, 624, 632, 702, 711, 720, 780, 790, 936, 948, 1027, 1040, 1080, 1170, 1185, 1264, 1404, 1422, 1560, 1580, 1755, 1872, 1896, 2054, 2133, 2160, 2340, 2370, 2808, 2844, 3081, 3120, 3160, 3510, 3555, 3792, 4108, 4266, 4680, 4740, 5135, 5616, 5688, 6162, 6320, 7020, 7110, 8216, 8532, 9243, 9360, 9467, 9480, 10270, 10665, 11376, 12324, 14040, 14220, 15405, 16432, 17064, 18486, 18934, 18960, 20540, 21330, 24648, 27729, 28080, 28401, 28440, 30810, 34128, 36972, 37868, 41080, 42660, 46215, 47335, 49296, 55458, 56802, 56880, 61620, 73944, 75736, 82160, 85203, 85320, 92430, 94670, 110916, 113604, 123071, 123240, 138645, 142005, 147888, 151472, 170406, 170640, 184860, 189340, 221832, 227208, 246142, 246480, 255609, 277290, 284010, 340812, 369213, 369720, 378680, 426015, 443664, 454416, 492284, 511218, 554580, 568020, 615355, 681624, 738426, 739440, 747893, 757360, 852030, 984568, 1022436, 1107639, 1109160, 1136040, 1230710, 1278045, 1363248, 1476852, 1495786, 1704060, 1846065, 1969136, 2044872, 2215278, 2218320, 2243679, 2272080, 2461420, 2556090, 2953704, 2991572, 3322917, 3408120, 3692130, 3739465, 4089744, 4430556, 4487358, 4922840, 5112180, 5538195, 5907408, 5983144, 6645834, 6731037, 6816240, 7384260, 7478930, 8861112, 8974716, 9722609, 9845680, 10224360, 11076390, 11218395, 11966288, 13291668, 13462074, 14768520, 14957860, 16614585, 17722224, 17949432, 19445218, 20193111, 20448720, 22152780, 22436790, 26583336, 26924148, 29167827, 29537040, 29915720, 33229170, 33655185, 35898864, 38890436, 40386222, 44305560, 44873580, 48613045, 53166672, 53848296, 58335654, 59831440, 66458340, 67310370, 77780872, 80772444, 87503481, 88611120, 89747160, 97226090, 100965555, 107696592, 116671308, 132916680, 134620740, 145839135, 155561744, 161544888, 175006962, 179494320, 194452180, 201931110, 233342616, 262510443, 265833360, 269241480, 291678270, 323089776, 350013924, 388904360, 403862220, 437517405, 466685232, 525020886, 538482960, 583356540, 700027848, 777808720, 807724440, 875034810, 1050041772, 1166713080, 1312552215, 1400055696, 1615448880, 1750069620, 2100083544, 2333426160, 2625104430, 3500139240, 4200167088, 5250208860, 7000278480, 10500417720, 21000835440]

約数ペア:

[(1, 21000835440), (2, 10500417720), (3, 7000278480), (4, 5250208860), (5, 4200167088), (6, 3500139240), (8, 2625104430), (9, 2333426160), (10, 2100083544), (12, 1750069620), (13, 1615448880), (15, 1400055696), (16, 1312552215), (18, 1166713080), (20, 1050041772), (24, 875034810), (26, 807724440), (27, 777808720), (30, 700027848), (36, 583356540), (39, 538482960), (40, 525020886), (45, 466685232), (48, 437517405), (52, 403862220), (54, 388904360), (60, 350013924), (65, 323089776), (72, 291678270), (78, 269241480), (79, 265833360), (80, 262510443), (90, 233342616), (104, 201931110), (108, 194452180), (117, 179494320), (120, 175006962), (130, 161544888), (135, 155561744), (144, 145839135), (156, 134620740), (158, 132916680), (180, 116671308), (195, 107696592), (208, 100965555), (216, 97226090), (234, 89747160), (237, 88611120), (240, 87503481), (260, 80772444), (270, 77780872), (312, 67310370), (316, 66458340), (351, 59831440), (360, 58335654), (390, 53848296), (395, 53166672), (432, 48613045), (468, 44873580), (474, 44305560), (520, 40386222), (540, 38890436), (585, 35898864), (624, 33655185), (632, 33229170), (702, 29915720), (711, 29537040), (720, 29167827), (780, 26924148), (790, 26583336), (936, 22436790), (948, 22152780), (1027, 20448720), (1040, 20193111), (1080, 19445218), (1170, 17949432), (1185, 17722224), (1264, 16614585), (1404, 14957860), (1422, 14768520), (1560, 13462074), (1580, 13291668), (1755, 11966288), (1872, 11218395), (1896, 11076390), (2054, 10224360), (2133, 9845680), (2160, 9722609), (2340, 8974716), (2370, 8861112), (2808, 7478930), (2844, 7384260), (3081, 6816240), (3120, 6731037), (3160, 6645834), (3510, 5983144), (3555, 5907408), (3792, 5538195), (4108, 5112180), (4266, 4922840), (4680, 4487358), (4740, 4430556), (5135, 4089744), (5616, 3739465), (5688, 3692130), (6162, 3408120), (6320, 3322917), (7020, 2991572), (7110, 2953704), (8216, 2556090), (8532, 2461420), (9243, 2272080), (9360, 2243679), (9467, 2218320), (9480, 2215278), (10270, 2044872), (10665, 1969136), (11376, 1846065), (12324, 1704060), (14040, 1495786), (14220, 1476852), (15405, 1363248), (16432, 1278045), (17064, 1230710), (18486, 1136040), (18934, 1109160), (18960, 1107639), (20540, 1022436), (21330, 984568), (24648, 852030), (27729, 757360), (28080, 747893), (28401, 739440), (28440, 738426), (30810, 681624), (34128, 615355), (36972, 568020), (37868, 554580), (41080, 511218), (42660, 492284), (46215, 454416), (47335, 443664), (49296, 426015), (55458, 378680), (56802, 369720), (56880, 369213), (61620, 340812), (73944, 284010), (75736, 277290), (82160, 255609), (85203, 246480), (85320, 246142), (92430, 227208), (94670, 221832), (110916, 189340), (113604, 184860), (123071, 170640), (123240, 170406), (138645, 151472), (142005, 147888)]