248551680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{383}}^1$

素因数の和:433

約数の個数: 216

約数和(自身を含む): 861815808

約数和(自身を除く): 613264128

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, 128, 130, 156, 160, 169, 192, 195, 208, 240, 256, 260, 312, 320, 338, 383, 384, 390, 416, 480, 507, 520, 624, 640, 676, 766, 768, 780, 832, 845, 960, 1014, 1040, 1149, 1248, 1280, 1352, 1532, 1560, 1664, 1690, 1915, 1920, 2028, 2080, 2298, 2496, 2535, 2704, 3064, 3120, 3328, 3380, 3830, 3840, 4056, 4160, 4596, 4979, 4992, 5070, 5408, 5745, 6128, 6240, 6760, 7660, 8112, 8320, 9192, 9958, 9984, 10140, 10816, 11490, 12256, 12480, 13520, 14937, 15320, 16224, 16640, 18384, 19916, 20280, 21632, 22980, 24512, 24895, 24960, 27040, 29874, 30640, 32448, 36768, 39832, 40560, 43264, 45960, 49024, 49790, 49920, 54080, 59748, 61280, 64727, 64896, 73536, 74685, 79664, 81120, 91920, 98048, 99580, 108160, 119496, 122560, 129454, 129792, 147072, 149370, 159328, 162240, 183840, 194181, 199160, 216320, 238992, 245120, 258908, 294144, 298740, 318656, 323635, 324480, 367680, 388362, 398320, 477984, 490240, 517816, 597480, 637312, 647270, 648960, 735360, 776724, 796640, 955968, 970905, 1035632, 1194960, 1274624, 1294540, 1470720, 1553448, 1593280, 1911936, 1941810, 2071264, 2389920, 2589080, 3106896, 3186560, 3823872, 3883620, 4142528, 4779840, 5178160, 6213792, 6373120, 7767240, 8285056, 9559680, 10356320, 12427584, 15534480, 16570112, 19119360, 20712640, 24855168, 31068960, 41425280, 49710336, 62137920, 82850560, 124275840, 248551680]

約数ペア:

[(1, 248551680), (2, 124275840), (3, 82850560), (4, 62137920), (5, 49710336), (6, 41425280), (8, 31068960), (10, 24855168), (12, 20712640), (13, 19119360), (15, 16570112), (16, 15534480), (20, 12427584), (24, 10356320), (26, 9559680), (30, 8285056), (32, 7767240), (39, 6373120), (40, 6213792), (48, 5178160), (52, 4779840), (60, 4142528), (64, 3883620), (65, 3823872), (78, 3186560), (80, 3106896), (96, 2589080), (104, 2389920), (120, 2071264), (128, 1941810), (130, 1911936), (156, 1593280), (160, 1553448), (169, 1470720), (192, 1294540), (195, 1274624), (208, 1194960), (240, 1035632), (256, 970905), (260, 955968), (312, 796640), (320, 776724), (338, 735360), (383, 648960), (384, 647270), (390, 637312), (416, 597480), (480, 517816), (507, 490240), (520, 477984), (624, 398320), (640, 388362), (676, 367680), (766, 324480), (768, 323635), (780, 318656), (832, 298740), (845, 294144), (960, 258908), (1014, 245120), (1040, 238992), (1149, 216320), (1248, 199160), (1280, 194181), (1352, 183840), (1532, 162240), (1560, 159328), (1664, 149370), (1690, 147072), (1915, 129792), (1920, 129454), (2028, 122560), (2080, 119496), (2298, 108160), (2496, 99580), (2535, 98048), (2704, 91920), (3064, 81120), (3120, 79664), (3328, 74685), (3380, 73536), (3830, 64896), (3840, 64727), (4056, 61280), (4160, 59748), (4596, 54080), (4979, 49920), (4992, 49790), (5070, 49024), (5408, 45960), (5745, 43264), (6128, 40560), (6240, 39832), (6760, 36768), (7660, 32448), (8112, 30640), (8320, 29874), (9192, 27040), (9958, 24960), (9984, 24895), (10140, 24512), (10816, 22980), (11490, 21632), (12256, 20280), (12480, 19916), (13520, 18384), (14937, 16640), (15320, 16224)]