1285074720

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{433}}^1$

素因数の和:689

約数の個数: 240

約数和(自身を含む): 4565567160

約数和(自身を除く): 3280492440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 229, 240, 270, 288, 324, 360, 405, 432, 433, 458, 480, 540, 648, 687, 720, 810, 864, 866, 916, 1080, 1145, 1296, 1299, 1374, 1440, 1620, 1732, 1832, 2061, 2160, 2165, 2290, 2592, 2598, 2748, 3240, 3435, 3464, 3664, 3897, 4122, 4320, 4330, 4580, 5196, 5496, 6183, 6480, 6495, 6870, 6928, 7328, 7794, 8244, 8660, 9160, 10305, 10392, 10992, 11691, 12366, 12960, 12990, 13740, 13856, 15588, 16488, 17320, 18320, 18549, 19485, 20610, 20784, 21984, 23382, 24732, 25980, 27480, 30915, 31176, 32976, 34640, 35073, 36640, 37098, 38970, 41220, 41568, 46764, 49464, 51960, 54960, 58455, 61830, 62352, 65952, 69280, 70146, 74196, 77940, 82440, 92745, 93528, 98928, 99157, 103920, 109920, 116910, 123660, 124704, 140292, 148392, 155880, 164880, 175365, 185490, 187056, 197856, 198314, 207840, 233820, 247320, 280584, 296784, 297471, 311760, 329760, 350730, 370980, 374112, 396628, 467640, 494640, 495785, 561168, 593568, 594942, 623520, 701460, 741960, 793256, 892413, 935280, 989280, 991570, 1122336, 1189884, 1402920, 1483920, 1487355, 1586512, 1784826, 1870560, 1983140, 2379768, 2677239, 2805840, 2967840, 2974710, 3173024, 3569652, 3966280, 4462065, 4759536, 5354478, 5611680, 5949420, 7139304, 7932560, 8031717, 8924130, 9519072, 10708956, 11898840, 13386195, 14278608, 15865120, 16063434, 17848260, 21417912, 23797680, 26772390, 28557216, 32126868, 35696520, 40158585, 42835824, 47595360, 53544780, 64253736, 71393040, 80317170, 85671648, 107089560, 128507472, 142786080, 160634340, 214179120, 257014944, 321268680, 428358240, 642537360, 1285074720]

約数ペア:

[(1, 1285074720), (2, 642537360), (3, 428358240), (4, 321268680), (5, 257014944), (6, 214179120), (8, 160634340), (9, 142786080), (10, 128507472), (12, 107089560), (15, 85671648), (16, 80317170), (18, 71393040), (20, 64253736), (24, 53544780), (27, 47595360), (30, 42835824), (32, 40158585), (36, 35696520), (40, 32126868), (45, 28557216), (48, 26772390), (54, 23797680), (60, 21417912), (72, 17848260), (80, 16063434), (81, 15865120), (90, 14278608), (96, 13386195), (108, 11898840), (120, 10708956), (135, 9519072), (144, 8924130), (160, 8031717), (162, 7932560), (180, 7139304), (216, 5949420), (229, 5611680), (240, 5354478), (270, 4759536), (288, 4462065), (324, 3966280), (360, 3569652), (405, 3173024), (432, 2974710), (433, 2967840), (458, 2805840), (480, 2677239), (540, 2379768), (648, 1983140), (687, 1870560), (720, 1784826), (810, 1586512), (864, 1487355), (866, 1483920), (916, 1402920), (1080, 1189884), (1145, 1122336), (1296, 991570), (1299, 989280), (1374, 935280), (1440, 892413), (1620, 793256), (1732, 741960), (1832, 701460), (2061, 623520), (2160, 594942), (2165, 593568), (2290, 561168), (2592, 495785), (2598, 494640), (2748, 467640), (3240, 396628), (3435, 374112), (3464, 370980), (3664, 350730), (3897, 329760), (4122, 311760), (4320, 297471), (4330, 296784), (4580, 280584), (5196, 247320), (5496, 233820), (6183, 207840), (6480, 198314), (6495, 197856), (6870, 187056), (6928, 185490), (7328, 175365), (7794, 164880), (8244, 155880), (8660, 148392), (9160, 140292), (10305, 124704), (10392, 123660), (10992, 116910), (11691, 109920), (12366, 103920), (12960, 99157), (12990, 98928), (13740, 93528), (13856, 92745), (15588, 82440), (16488, 77940), (17320, 74196), (18320, 70146), (18549, 69280), (19485, 65952), (20610, 62352), (20784, 61830), (21984, 58455), (23382, 54960), (24732, 51960), (25980, 49464), (27480, 46764), (30915, 41568), (31176, 41220), (32976, 38970), (34640, 37098), (35073, 36640)]