128457576

素因数分解:

$2^3\times 3^5\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:87

約数の個数: 288

約数和(自身を含む): 431645760

約数和(自身を除く): 303188184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 23, 24, 26, 27, 34, 36, 39, 46, 51, 52, 54, 68, 69, 72, 78, 81, 92, 102, 104, 108, 117, 136, 138, 153, 156, 162, 169, 184, 204, 207, 216, 221, 234, 243, 276, 299, 306, 312, 324, 338, 351, 391, 408, 414, 442, 459, 468, 486, 507, 552, 598, 612, 621, 648, 663, 676, 702, 782, 828, 884, 897, 918, 936, 972, 1014, 1053, 1173, 1196, 1224, 1242, 1326, 1352, 1377, 1404, 1521, 1564, 1656, 1768, 1794, 1836, 1863, 1944, 1989, 2028, 2106, 2346, 2392, 2484, 2652, 2691, 2754, 2808, 2873, 3042, 3128, 3159, 3519, 3588, 3672, 3726, 3887, 3978, 4056, 4131, 4212, 4563, 4692, 4968, 5083, 5304, 5382, 5508, 5589, 5746, 5967, 6084, 6318, 7038, 7176, 7452, 7774, 7956, 8073, 8262, 8424, 8619, 9126, 9384, 10166, 10557, 10764, 11016, 11178, 11492, 11661, 11934, 12168, 12636, 13689, 14076, 14904, 15249, 15548, 15912, 16146, 16524, 17238, 17901, 18252, 20332, 21114, 21528, 22356, 22984, 23322, 23868, 24219, 25272, 25857, 27378, 28152, 30498, 31096, 31671, 32292, 33048, 34476, 34983, 35802, 36504, 40664, 41067, 42228, 44712, 45747, 46644, 47736, 48438, 51714, 53703, 54756, 60996, 63342, 64584, 66079, 68952, 69966, 71604, 72657, 77571, 82134, 84456, 91494, 93288, 95013, 96876, 103428, 104949, 107406, 109512, 121992, 126684, 132158, 137241, 139932, 143208, 145314, 155142, 164268, 182988, 190026, 193752, 198237, 206856, 209898, 214812, 232713, 253368, 264316, 274482, 279864, 290628, 310284, 314847, 328536, 365976, 380052, 396474, 411723, 419796, 429624, 465426, 528632, 548964, 581256, 594711, 620568, 629694, 698139, 760104, 792948, 823446, 839592, 930852, 944541, 1097928, 1189422, 1235169, 1259388, 1396278, 1585896, 1646892, 1784133, 1861704, 1889082, 2378844, 2470338, 2518776, 2792556, 3293784, 3568266, 3778164, 4757688, 4940676, 5352399, 5585112, 7136532, 7556328, 9881352, 10704798, 14273064, 16057197, 21409596, 32114394, 42819192, 64228788, 128457576]

約数ペア:

[(1, 128457576), (2, 64228788), (3, 42819192), (4, 32114394), (6, 21409596), (8, 16057197), (9, 14273064), (12, 10704798), (13, 9881352), (17, 7556328), (18, 7136532), (23, 5585112), (24, 5352399), (26, 4940676), (27, 4757688), (34, 3778164), (36, 3568266), (39, 3293784), (46, 2792556), (51, 2518776), (52, 2470338), (54, 2378844), (68, 1889082), (69, 1861704), (72, 1784133), (78, 1646892), (81, 1585896), (92, 1396278), (102, 1259388), (104, 1235169), (108, 1189422), (117, 1097928), (136, 944541), (138, 930852), (153, 839592), (156, 823446), (162, 792948), (169, 760104), (184, 698139), (204, 629694), (207, 620568), (216, 594711), (221, 581256), (234, 548964), (243, 528632), (276, 465426), (299, 429624), (306, 419796), (312, 411723), (324, 396474), (338, 380052), (351, 365976), (391, 328536), (408, 314847), (414, 310284), (442, 290628), (459, 279864), (468, 274482), (486, 264316), (507, 253368), (552, 232713), (598, 214812), (612, 209898), (621, 206856), (648, 198237), (663, 193752), (676, 190026), (702, 182988), (782, 164268), (828, 155142), (884, 145314), (897, 143208), (918, 139932), (936, 137241), (972, 132158), (1014, 126684), (1053, 121992), (1173, 109512), (1196, 107406), (1224, 104949), (1242, 103428), (1326, 96876), (1352, 95013), (1377, 93288), (1404, 91494), (1521, 84456), (1564, 82134), (1656, 77571), (1768, 72657), (1794, 71604), (1836, 69966), (1863, 68952), (1944, 66079), (1989, 64584), (2028, 63342), (2106, 60996), (2346, 54756), (2392, 53703), (2484, 51714), (2652, 48438), (2691, 47736), (2754, 46644), (2808, 45747), (2873, 44712), (3042, 42228), (3128, 41067), (3159, 40664), (3519, 36504), (3588, 35802), (3672, 34983), (3726, 34476), (3887, 33048), (3978, 32292), (4056, 31671), (4131, 31096), (4212, 30498), (4563, 28152), (4692, 27378), (4968, 25857), (5083, 25272), (5304, 24219), (5382, 23868), (5508, 23322), (5589, 22984), (5746, 22356), (5967, 21528), (6084, 21114), (6318, 20332), (7038, 18252), (7176, 17901), (7452, 17238), (7774, 16524), (7956, 16146), (8073, 15912), (8262, 15548), (8424, 15249), (8619, 14904), (9126, 14076), (9384, 13689), (10166, 12636), (10557, 12168), (10764, 11934), (11016, 11661), (11178, 11492)]