21210277080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{1093}}^1$

素因数の和:1298

約数の個数: 256

約数和(自身を含む): 68055552000

約数和(自身を除く): 46845274920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 79, 89, 92, 115, 120, 138, 158, 178, 184, 230, 237, 267, 276, 316, 345, 356, 395, 445, 460, 474, 534, 552, 632, 690, 712, 790, 890, 920, 948, 1068, 1093, 1185, 1335, 1380, 1580, 1780, 1817, 1896, 2047, 2136, 2186, 2370, 2670, 2760, 3160, 3279, 3560, 3634, 4094, 4372, 4740, 5340, 5451, 5465, 6141, 6558, 7031, 7268, 8188, 8744, 9085, 9480, 10235, 10680, 10902, 10930, 12282, 13116, 14062, 14536, 16376, 16395, 18170, 20470, 21093, 21804, 21860, 24564, 25139, 26232, 27255, 28124, 30705, 32790, 35155, 36340, 40940, 42186, 43608, 43720, 49128, 50278, 54510, 56248, 61410, 65580, 70310, 72680, 75417, 81880, 84372, 86347, 97277, 100556, 105465, 109020, 122820, 125695, 131160, 140620, 150834, 161713, 168744, 172694, 194554, 201112, 210930, 218040, 245640, 251390, 259041, 281240, 291831, 301668, 323426, 345388, 377085, 389108, 421860, 431735, 485139, 486385, 502780, 518082, 583662, 603336, 646852, 690776, 754170, 778216, 808565, 843720, 863470, 970278, 972770, 1005560, 1036164, 1167324, 1293704, 1295205, 1459155, 1508340, 1617130, 1726940, 1940556, 1945540, 1985981, 2072328, 2237371, 2334648, 2425695, 2590410, 2918310, 3016680, 3234260, 3453880, 3881112, 3891080, 3971962, 4474742, 4851390, 5180820, 5836620, 5957943, 6468520, 6712113, 7684883, 7943924, 8949484, 9702780, 9929905, 10361640, 11186855, 11673240, 11915886, 13424226, 15369766, 15887848, 17898968, 19405560, 19859810, 22373710, 23054649, 23831772, 26848452, 29789715, 30739532, 33560565, 38424415, 39719620, 44747420, 46109298, 47663544, 53696904, 59579430, 61479064, 67121130, 76848830, 79439240, 89494840, 92218596, 115273245, 119158860, 134242260, 153697660, 176752309, 184437192, 230546490, 238317720, 268484520, 307395320, 353504618, 461092980, 530256927, 707009236, 883761545, 922185960, 1060513854, 1414018472, 1767523090, 2121027708, 2651284635, 3535046180, 4242055416, 5302569270, 7070092360, 10605138540, 21210277080]

約数ペア:

[(1, 21210277080), (2, 10605138540), (3, 7070092360), (4, 5302569270), (5, 4242055416), (6, 3535046180), (8, 2651284635), (10, 2121027708), (12, 1767523090), (15, 1414018472), (20, 1060513854), (23, 922185960), (24, 883761545), (30, 707009236), (40, 530256927), (46, 461092980), (60, 353504618), (69, 307395320), (79, 268484520), (89, 238317720), (92, 230546490), (115, 184437192), (120, 176752309), (138, 153697660), (158, 134242260), (178, 119158860), (184, 115273245), (230, 92218596), (237, 89494840), (267, 79439240), (276, 76848830), (316, 67121130), (345, 61479064), (356, 59579430), (395, 53696904), (445, 47663544), (460, 46109298), (474, 44747420), (534, 39719620), (552, 38424415), (632, 33560565), (690, 30739532), (712, 29789715), (790, 26848452), (890, 23831772), (920, 23054649), (948, 22373710), (1068, 19859810), (1093, 19405560), (1185, 17898968), (1335, 15887848), (1380, 15369766), (1580, 13424226), (1780, 11915886), (1817, 11673240), (1896, 11186855), (2047, 10361640), (2136, 9929905), (2186, 9702780), (2370, 8949484), (2670, 7943924), (2760, 7684883), (3160, 6712113), (3279, 6468520), (3560, 5957943), (3634, 5836620), (4094, 5180820), (4372, 4851390), (4740, 4474742), (5340, 3971962), (5451, 3891080), (5465, 3881112), (6141, 3453880), (6558, 3234260), (7031, 3016680), (7268, 2918310), (8188, 2590410), (8744, 2425695), (9085, 2334648), (9480, 2237371), (10235, 2072328), (10680, 1985981), (10902, 1945540), (10930, 1940556), (12282, 1726940), (13116, 1617130), (14062, 1508340), (14536, 1459155), (16376, 1295205), (16395, 1293704), (18170, 1167324), (20470, 1036164), (21093, 1005560), (21804, 972770), (21860, 970278), (24564, 863470), (25139, 843720), (26232, 808565), (27255, 778216), (28124, 754170), (30705, 690776), (32790, 646852), (35155, 603336), (36340, 583662), (40940, 518082), (42186, 502780), (43608, 486385), (43720, 485139), (49128, 431735), (50278, 421860), (54510, 389108), (56248, 377085), (61410, 345388), (65580, 323426), (70310, 301668), (72680, 291831), (75417, 281240), (81880, 259041), (84372, 251390), (86347, 245640), (97277, 218040), (100556, 210930), (105465, 201112), (109020, 194554), (122820, 172694), (125695, 168744), (131160, 161713), (140620, 150834)]