20213638128

素因数分解:

$2^4\times 3^5\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{619}}^1$

素因数の和:906

約数の個数: 240

約数和(自身を含む): 60614037120

約数和(自身を除く): 40400398992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 48, 54, 72, 74, 81, 108, 111, 144, 148, 162, 216, 222, 227, 243, 296, 324, 333, 432, 444, 454, 486, 592, 619, 648, 666, 681, 888, 908, 972, 999, 1238, 1296, 1332, 1362, 1776, 1816, 1857, 1944, 1998, 2043, 2476, 2664, 2724, 2997, 3632, 3714, 3888, 3996, 4086, 4952, 5328, 5448, 5571, 5994, 6129, 7428, 7992, 8172, 8399, 8991, 9904, 10896, 11142, 11988, 12258, 14856, 15984, 16344, 16713, 16798, 17982, 18387, 22284, 22903, 23976, 24516, 25197, 29712, 32688, 33426, 33596, 35964, 36774, 44568, 45806, 47952, 49032, 50139, 50394, 55161, 66852, 67192, 68709, 71928, 73548, 75591, 89136, 91612, 98064, 100278, 100788, 110322, 133704, 134384, 137418, 140513, 143856, 147096, 150417, 151182, 183224, 200556, 201576, 206127, 220644, 226773, 267408, 274836, 281026, 294192, 300834, 302364, 366448, 401112, 403152, 412254, 421539, 441288, 453546, 549672, 562052, 601668, 604728, 618381, 680319, 802224, 824508, 843078, 882576, 907092, 1099344, 1124104, 1203336, 1209456, 1236762, 1264617, 1360638, 1649016, 1686156, 1814184, 1855143, 2040957, 2248208, 2406672, 2473524, 2529234, 2721276, 3298032, 3372312, 3628368, 3710286, 3793851, 4081914, 4947048, 5058468, 5198981, 5442552, 5565429, 6744624, 7420572, 7587702, 8163828, 9894096, 10116936, 10397962, 10885104, 11130858, 11381553, 14841144, 15175404, 15596943, 16327656, 20233872, 20795924, 22261716, 22763106, 29682288, 30350808, 31193886, 32655312, 34144659, 41591848, 44523432, 45526212, 46790829, 60701616, 62387772, 68289318, 83183696, 89046864, 91052424, 93581658, 124775544, 136578636, 140372487, 182104848, 187163316, 249551088, 273157272, 280744974, 374326632, 421117461, 546314544, 561489948, 748653264, 842234922, 1122979896, 1263352383, 1684469844, 2245959792, 2526704766, 3368939688, 5053409532, 6737879376, 10106819064, 20213638128]

約数ペア:

[(1, 20213638128), (2, 10106819064), (3, 6737879376), (4, 5053409532), (6, 3368939688), (8, 2526704766), (9, 2245959792), (12, 1684469844), (16, 1263352383), (18, 1122979896), (24, 842234922), (27, 748653264), (36, 561489948), (37, 546314544), (48, 421117461), (54, 374326632), (72, 280744974), (74, 273157272), (81, 249551088), (108, 187163316), (111, 182104848), (144, 140372487), (148, 136578636), (162, 124775544), (216, 93581658), (222, 91052424), (227, 89046864), (243, 83183696), (296, 68289318), (324, 62387772), (333, 60701616), (432, 46790829), (444, 45526212), (454, 44523432), (486, 41591848), (592, 34144659), (619, 32655312), (648, 31193886), (666, 30350808), (681, 29682288), (888, 22763106), (908, 22261716), (972, 20795924), (999, 20233872), (1238, 16327656), (1296, 15596943), (1332, 15175404), (1362, 14841144), (1776, 11381553), (1816, 11130858), (1857, 10885104), (1944, 10397962), (1998, 10116936), (2043, 9894096), (2476, 8163828), (2664, 7587702), (2724, 7420572), (2997, 6744624), (3632, 5565429), (3714, 5442552), (3888, 5198981), (3996, 5058468), (4086, 4947048), (4952, 4081914), (5328, 3793851), (5448, 3710286), (5571, 3628368), (5994, 3372312), (6129, 3298032), (7428, 2721276), (7992, 2529234), (8172, 2473524), (8399, 2406672), (8991, 2248208), (9904, 2040957), (10896, 1855143), (11142, 1814184), (11988, 1686156), (12258, 1649016), (14856, 1360638), (15984, 1264617), (16344, 1236762), (16713, 1209456), (16798, 1203336), (17982, 1124104), (18387, 1099344), (22284, 907092), (22903, 882576), (23976, 843078), (24516, 824508), (25197, 802224), (29712, 680319), (32688, 618381), (33426, 604728), (33596, 601668), (35964, 562052), (36774, 549672), (44568, 453546), (45806, 441288), (47952, 421539), (49032, 412254), (50139, 403152), (50394, 401112), (55161, 366448), (66852, 302364), (67192, 300834), (68709, 294192), (71928, 281026), (73548, 274836), (75591, 267408), (89136, 226773), (91612, 220644), (98064, 206127), (100278, 201576), (100788, 200556), (110322, 183224), (133704, 151182), (134384, 150417), (137418, 147096), (140513, 143856)]