21385657440

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{3461}}^1$

素因数の和:4102

約数の個数: 288

約数和(自身を含む): 83564260416

約数和(自身を除く): 62178602976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 613, 630, 672, 720, 840, 1008, 1120, 1226, 1260, 1440, 1680, 1839, 2016, 2452, 2520, 3065, 3360, 3461, 3678, 4291, 4904, 5040, 5517, 6130, 6922, 7356, 8582, 9195, 9808, 10080, 10383, 11034, 12260, 12873, 13844, 14712, 17164, 17305, 18390, 19616, 20766, 21455, 22068, 24227, 24520, 25746, 27585, 27688, 29424, 31149, 34328, 34610, 36780, 38619, 41532, 42910, 44136, 48454, 49040, 51492, 51915, 55170, 55376, 58848, 62298, 64365, 68656, 69220, 72681, 73560, 77238, 83064, 85820, 88272, 96908, 98080, 102984, 103830, 110340, 110752, 121135, 124596, 128730, 137312, 138440, 145362, 147120, 154476, 155745, 166128, 171640, 176544, 193095, 193816, 205968, 207660, 218043, 220680, 242270, 249192, 257460, 276880, 290724, 294240, 308952, 311490, 332256, 343280, 363405, 386190, 387632, 411936, 415320, 436086, 441360, 484540, 498384, 514920, 553760, 581448, 617904, 622980, 686560, 726810, 772380, 775264, 830640, 872172, 882720, 969080, 996768, 1029840, 1090215, 1162896, 1235808, 1245960, 1453620, 1544760, 1661280, 1744344, 1938160, 2059680, 2121593, 2180430, 2325792, 2491920, 2907240, 3089520, 3488688, 3876320, 4243186, 4360860, 4983840, 5814480, 6179040, 6364779, 6977376, 8486372, 8721720, 10607965, 11628960, 12729558, 14851151, 16972744, 17443440, 19094337, 21215930, 25459116, 29702302, 31823895, 33945488, 34886880, 38188674, 42431860, 44553453, 50918232, 59404604, 63647790, 67890976, 74255755, 76377348, 84863720, 89106906, 95471685, 101836464, 118809208, 127295580, 133660359, 148511510, 152754696, 169727440, 178213812, 190943370, 203672928, 222767265, 237618416, 254591160, 267320718, 297023020, 305509392, 339454880, 356427624, 381886740, 445534530, 475236832, 509182320, 534641436, 594046040, 611018784, 668301795, 712855248, 763773480, 891069060, 1018364640, 1069282872, 1188092080, 1336603590, 1425710496, 1527546960, 1782138120, 2138565744, 2376184160, 2673207180, 3055093920, 3564276240, 4277131488, 5346414360, 7128552480, 10692828720, 21385657440]

約数ペア:

[(1, 21385657440), (2, 10692828720), (3, 7128552480), (4, 5346414360), (5, 4277131488), (6, 3564276240), (7, 3055093920), (8, 2673207180), (9, 2376184160), (10, 2138565744), (12, 1782138120), (14, 1527546960), (15, 1425710496), (16, 1336603590), (18, 1188092080), (20, 1069282872), (21, 1018364640), (24, 891069060), (28, 763773480), (30, 712855248), (32, 668301795), (35, 611018784), (36, 594046040), (40, 534641436), (42, 509182320), (45, 475236832), (48, 445534530), (56, 381886740), (60, 356427624), (63, 339454880), (70, 305509392), (72, 297023020), (80, 267320718), (84, 254591160), (90, 237618416), (96, 222767265), (105, 203672928), (112, 190943370), (120, 178213812), (126, 169727440), (140, 152754696), (144, 148511510), (160, 133660359), (168, 127295580), (180, 118809208), (210, 101836464), (224, 95471685), (240, 89106906), (252, 84863720), (280, 76377348), (288, 74255755), (315, 67890976), (336, 63647790), (360, 59404604), (420, 50918232), (480, 44553453), (504, 42431860), (560, 38188674), (613, 34886880), (630, 33945488), (672, 31823895), (720, 29702302), (840, 25459116), (1008, 21215930), (1120, 19094337), (1226, 17443440), (1260, 16972744), (1440, 14851151), (1680, 12729558), (1839, 11628960), (2016, 10607965), (2452, 8721720), (2520, 8486372), (3065, 6977376), (3360, 6364779), (3461, 6179040), (3678, 5814480), (4291, 4983840), (4904, 4360860), (5040, 4243186), (5517, 3876320), (6130, 3488688), (6922, 3089520), (7356, 2907240), (8582, 2491920), (9195, 2325792), (9808, 2180430), (10080, 2121593), (10383, 2059680), (11034, 1938160), (12260, 1744344), (12873, 1661280), (13844, 1544760), (14712, 1453620), (17164, 1245960), (17305, 1235808), (18390, 1162896), (19616, 1090215), (20766, 1029840), (21455, 996768), (22068, 969080), (24227, 882720), (24520, 872172), (25746, 830640), (27585, 775264), (27688, 772380), (29424, 726810), (31149, 686560), (34328, 622980), (34610, 617904), (36780, 581448), (38619, 553760), (41532, 514920), (42910, 498384), (44136, 484540), (48454, 441360), (49040, 436086), (51492, 415320), (51915, 411936), (55170, 387632), (55376, 386190), (58848, 363405), (62298, 343280), (64365, 332256), (68656, 311490), (69220, 308952), (72681, 294240), (73560, 290724), (77238, 276880), (83064, 257460), (85820, 249192), (88272, 242270), (96908, 220680), (98080, 218043), (102984, 207660), (103830, 205968), (110340, 193816), (110752, 193095), (121135, 176544), (124596, 171640), (128730, 166128), (137312, 155745), (138440, 154476), (145362, 147120)]