42391440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:686

約数の個数: 240

約数和(自身を含む): 175488768

約数和(自身を除く): 133097328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 647, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1294, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 1941, 2184, 2340, 2520, 2588, 2730, 3120, 3235, 3276, 3640, 3882, 4095, 4368, 4529, 4680, 5040, 5176, 5460, 5823, 6470, 6552, 7280, 7764, 8190, 8411, 9058, 9360, 9705, 10352, 10920, 11646, 12940, 13104, 13587, 15528, 16380, 16822, 18116, 19410, 21840, 22645, 23292, 25233, 25880, 27174, 29115, 31056, 32760, 33644, 36232, 38820, 40761, 42055, 45290, 46584, 50466, 51760, 54348, 58230, 58877, 65520, 67288, 67935, 72464, 75699, 77640, 81522, 84110, 90580, 93168, 100932, 108696, 116460, 117754, 126165, 134576, 135870, 151398, 155280, 163044, 168220, 176631, 181160, 201864, 203805, 217392, 232920, 235508, 252330, 271740, 294385, 302796, 326088, 336440, 353262, 362320, 378495, 403728, 407610, 465840, 471016, 504660, 529893, 543480, 588770, 605592, 652176, 672880, 706524, 756990, 815220, 883155, 942032, 1009320, 1059786, 1086960, 1177540, 1211184, 1413048, 1513980, 1630440, 1766310, 2018640, 2119572, 2355080, 2649465, 2826096, 3027960, 3260880, 3532620, 4239144, 4710160, 5298930, 6055920, 7065240, 8478288, 10597860, 14130480, 21195720, 42391440]

約数ペア:

[(1, 42391440), (2, 21195720), (3, 14130480), (4, 10597860), (5, 8478288), (6, 7065240), (7, 6055920), (8, 5298930), (9, 4710160), (10, 4239144), (12, 3532620), (13, 3260880), (14, 3027960), (15, 2826096), (16, 2649465), (18, 2355080), (20, 2119572), (21, 2018640), (24, 1766310), (26, 1630440), (28, 1513980), (30, 1413048), (35, 1211184), (36, 1177540), (39, 1086960), (40, 1059786), (42, 1009320), (45, 942032), (48, 883155), (52, 815220), (56, 756990), (60, 706524), (63, 672880), (65, 652176), (70, 605592), (72, 588770), (78, 543480), (80, 529893), (84, 504660), (90, 471016), (91, 465840), (104, 407610), (105, 403728), (112, 378495), (117, 362320), (120, 353262), (126, 336440), (130, 326088), (140, 302796), (144, 294385), (156, 271740), (168, 252330), (180, 235508), (182, 232920), (195, 217392), (208, 203805), (210, 201864), (234, 181160), (240, 176631), (252, 168220), (260, 163044), (273, 155280), (280, 151398), (312, 135870), (315, 134576), (336, 126165), (360, 117754), (364, 116460), (390, 108696), (420, 100932), (455, 93168), (468, 90580), (504, 84110), (520, 81522), (546, 77640), (560, 75699), (585, 72464), (624, 67935), (630, 67288), (647, 65520), (720, 58877), (728, 58230), (780, 54348), (819, 51760), (840, 50466), (910, 46584), (936, 45290), (1008, 42055), (1040, 40761), (1092, 38820), (1170, 36232), (1260, 33644), (1294, 32760), (1365, 31056), (1456, 29115), (1560, 27174), (1638, 25880), (1680, 25233), (1820, 23292), (1872, 22645), (1941, 21840), (2184, 19410), (2340, 18116), (2520, 16822), (2588, 16380), (2730, 15528), (3120, 13587), (3235, 13104), (3276, 12940), (3640, 11646), (3882, 10920), (4095, 10352), (4368, 9705), (4529, 9360), (4680, 9058), (5040, 8411), (5176, 8190), (5460, 7764), (5823, 7280), (6470, 6552)]