28456134720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{2287}}^1$

素因数の和:3317

約数の個数: 224

約数和(自身を含む): 97438268928

約数和(自身を除く): 68982134208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 997, 1040, 1248, 1560, 1994, 2080, 2287, 2496, 2991, 3120, 3988, 4160, 4574, 4985, 5982, 6240, 6861, 7976, 9148, 9970, 11435, 11964, 12480, 12961, 13722, 14955, 15952, 18296, 19940, 22870, 23928, 25922, 27444, 29731, 29910, 31904, 34305, 36592, 38883, 39880, 45740, 47856, 51844, 54888, 59462, 59820, 63808, 64805, 68610, 73184, 77766, 79760, 89193, 91480, 95712, 103688, 109776, 118924, 119640, 129610, 137220, 146368, 148655, 155532, 159520, 178386, 182960, 191424, 194415, 207376, 219552, 237848, 239280, 259220, 274440, 297310, 311064, 319040, 356772, 365920, 388830, 414752, 439104, 445965, 475696, 478560, 518440, 548880, 594620, 622128, 713544, 731840, 777660, 829504, 891930, 951392, 957120, 1036880, 1097760, 1189240, 1244256, 1427088, 1555320, 1783860, 1902784, 2073760, 2195520, 2280139, 2378480, 2488512, 2854176, 3110640, 3567720, 4147520, 4560278, 4756960, 5708352, 6221280, 6840417, 7135440, 9120556, 9513920, 11400695, 12442560, 13680834, 14270880, 18241112, 22801390, 27361668, 28541760, 29641807, 34202085, 36482224, 45602780, 54723336, 59283614, 68404170, 72964448, 88925421, 91205560, 109446672, 118567228, 136808340, 145928896, 148209035, 177850842, 182411120, 218893344, 237134456, 273616680, 296418070, 355701684, 364822240, 437786688, 444627105, 474268912, 547233360, 592836140, 711403368, 729644480, 889254210, 948537824, 1094466720, 1185672280, 1422806736, 1778508420, 1897075648, 2188933440, 2371344560, 2845613472, 3557016840, 4742689120, 5691226944, 7114033680, 9485378240, 14228067360, 28456134720]

約数ペア:

[(1, 28456134720), (2, 14228067360), (3, 9485378240), (4, 7114033680), (5, 5691226944), (6, 4742689120), (8, 3557016840), (10, 2845613472), (12, 2371344560), (13, 2188933440), (15, 1897075648), (16, 1778508420), (20, 1422806736), (24, 1185672280), (26, 1094466720), (30, 948537824), (32, 889254210), (39, 729644480), (40, 711403368), (48, 592836140), (52, 547233360), (60, 474268912), (64, 444627105), (65, 437786688), (78, 364822240), (80, 355701684), (96, 296418070), (104, 273616680), (120, 237134456), (130, 218893344), (156, 182411120), (160, 177850842), (192, 148209035), (195, 145928896), (208, 136808340), (240, 118567228), (260, 109446672), (312, 91205560), (320, 88925421), (390, 72964448), (416, 68404170), (480, 59283614), (520, 54723336), (624, 45602780), (780, 36482224), (832, 34202085), (960, 29641807), (997, 28541760), (1040, 27361668), (1248, 22801390), (1560, 18241112), (1994, 14270880), (2080, 13680834), (2287, 12442560), (2496, 11400695), (2991, 9513920), (3120, 9120556), (3988, 7135440), (4160, 6840417), (4574, 6221280), (4985, 5708352), (5982, 4756960), (6240, 4560278), (6861, 4147520), (7976, 3567720), (9148, 3110640), (9970, 2854176), (11435, 2488512), (11964, 2378480), (12480, 2280139), (12961, 2195520), (13722, 2073760), (14955, 1902784), (15952, 1783860), (18296, 1555320), (19940, 1427088), (22870, 1244256), (23928, 1189240), (25922, 1097760), (27444, 1036880), (29731, 957120), (29910, 951392), (31904, 891930), (34305, 829504), (36592, 777660), (38883, 731840), (39880, 713544), (45740, 622128), (47856, 594620), (51844, 548880), (54888, 518440), (59462, 478560), (59820, 475696), (63808, 445965), (64805, 439104), (68610, 414752), (73184, 388830), (77766, 365920), (79760, 356772), (89193, 319040), (91480, 311064), (95712, 297310), (103688, 274440), (109776, 259220), (118924, 239280), (119640, 237848), (129610, 219552), (137220, 207376), (146368, 194415), (148655, 191424), (155532, 182960), (159520, 178386)]