1218493440

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{853}}^1$

素因数の和:915

約数の個数: 264

約数和(自身を含む): 4363352448

約数和(自身を除く): 3144859008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 512, 558, 576, 620, 640, 720, 744, 768, 853, 930, 960, 992, 1024, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1536, 1706, 1860, 1920, 1984, 2232, 2304, 2480, 2559, 2560, 2790, 2880, 2976, 3072, 3412, 3720, 3840, 3968, 4265, 4464, 4608, 4960, 5118, 5120, 5580, 5760, 5952, 6824, 7440, 7677, 7680, 7936, 8530, 8928, 9216, 9920, 10236, 11160, 11520, 11904, 12795, 13648, 14880, 15354, 15360, 15872, 17060, 17856, 19840, 20472, 22320, 23040, 23808, 25590, 26443, 27296, 29760, 30708, 31744, 34120, 35712, 38385, 39680, 40944, 44640, 46080, 47616, 51180, 52886, 54592, 59520, 61416, 68240, 71424, 76770, 79329, 79360, 81888, 89280, 95232, 102360, 105772, 109184, 119040, 122832, 132215, 136480, 142848, 153540, 158658, 158720, 163776, 178560, 204720, 211544, 218368, 237987, 238080, 245664, 264430, 272960, 285696, 307080, 317316, 327552, 357120, 396645, 409440, 423088, 436736, 475974, 476160, 491328, 528860, 545920, 614160, 634632, 655104, 714240, 793290, 818880, 846176, 873472, 951948, 982656, 1057720, 1091840, 1189935, 1228320, 1269264, 1310208, 1428480, 1586580, 1637760, 1692352, 1903896, 1965312, 2115440, 2183680, 2379870, 2456640, 2538528, 2620416, 3173160, 3275520, 3384704, 3807792, 3930624, 4230880, 4367360, 4759740, 4913280, 5077056, 6346320, 6551040, 6769408, 7615584, 7861248, 8461760, 9519480, 9826560, 10154112, 12692640, 13102080, 13538816, 15231168, 16923520, 19038960, 19653120, 20308224, 25385280, 27077632, 30462336, 33847040, 38077920, 39306240, 40616448, 50770560, 60924672, 67694080, 76155840, 81232896, 101541120, 121849344, 135388160, 152311680, 203082240, 243698688, 304623360, 406164480, 609246720, 1218493440]

約数ペア:

[(1, 1218493440), (2, 609246720), (3, 406164480), (4, 304623360), (5, 243698688), (6, 203082240), (8, 152311680), (9, 135388160), (10, 121849344), (12, 101541120), (15, 81232896), (16, 76155840), (18, 67694080), (20, 60924672), (24, 50770560), (30, 40616448), (31, 39306240), (32, 38077920), (36, 33847040), (40, 30462336), (45, 27077632), (48, 25385280), (60, 20308224), (62, 19653120), (64, 19038960), (72, 16923520), (80, 15231168), (90, 13538816), (93, 13102080), (96, 12692640), (120, 10154112), (124, 9826560), (128, 9519480), (144, 8461760), (155, 7861248), (160, 7615584), (180, 6769408), (186, 6551040), (192, 6346320), (240, 5077056), (248, 4913280), (256, 4759740), (279, 4367360), (288, 4230880), (310, 3930624), (320, 3807792), (360, 3384704), (372, 3275520), (384, 3173160), (465, 2620416), (480, 2538528), (496, 2456640), (512, 2379870), (558, 2183680), (576, 2115440), (620, 1965312), (640, 1903896), (720, 1692352), (744, 1637760), (768, 1586580), (853, 1428480), (930, 1310208), (960, 1269264), (992, 1228320), (1024, 1189935), (1116, 1091840), (1152, 1057720), (1240, 982656), (1280, 951948), (1395, 873472), (1440, 846176), (1488, 818880), (1536, 793290), (1706, 714240), (1860, 655104), (1920, 634632), (1984, 614160), (2232, 545920), (2304, 528860), (2480, 491328), (2559, 476160), (2560, 475974), (2790, 436736), (2880, 423088), (2976, 409440), (3072, 396645), (3412, 357120), (3720, 327552), (3840, 317316), (3968, 307080), (4265, 285696), (4464, 272960), (4608, 264430), (4960, 245664), (5118, 238080), (5120, 237987), (5580, 218368), (5760, 211544), (5952, 204720), (6824, 178560), (7440, 163776), (7677, 158720), (7680, 158658), (7936, 153540), (8530, 142848), (8928, 136480), (9216, 132215), (9920, 122832), (10236, 119040), (11160, 109184), (11520, 105772), (11904, 102360), (12795, 95232), (13648, 89280), (14880, 81888), (15354, 79360), (15360, 79329), (15872, 76770), (17060, 71424), (17856, 68240), (19840, 61416), (20472, 59520), (22320, 54592), (23040, 52886), (23808, 51180), (25590, 47616), (26443, 46080), (27296, 44640), (29760, 40944), (30708, 39680), (31744, 38385), (34120, 35712)]