398884954720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{317}}^1\times {\mathrm{160499}}^1$

素因数の和:160845

約数の個数: 144

約数和(自身を含む): 1099686294000

約数和(自身を除く): 700801339280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 317, 392, 490, 560, 634, 784, 980, 1120, 1268, 1568, 1585, 1960, 2219, 2536, 3170, 3920, 4438, 5072, 6340, 7840, 8876, 10144, 11095, 12680, 15533, 17752, 22190, 25360, 31066, 35504, 44380, 50720, 62132, 71008, 77665, 88760, 124264, 155330, 160499, 177520, 248528, 310660, 320998, 355040, 497056, 621320, 641996, 802495, 1123493, 1242640, 1283992, 1604990, 2246986, 2485280, 2567984, 3209980, 4493972, 5135968, 5617465, 6419960, 7864451, 8987944, 11234930, 12839920, 15728902, 17975888, 22469860, 25679840, 31457804, 35951776, 39322255, 44939720, 50878183, 62915608, 78644510, 89879440, 101756366, 125831216, 157289020, 179758880, 203512732, 251662432, 254390915, 314578040, 356147281, 407025464, 508781830, 629156080, 712294562, 814050928, 1017563660, 1258312160, 1424589124, 1628101856, 1780736405, 2035127320, 2493030967, 2849178248, 3561472810, 4070254640, 4986061934, 5698356496, 7122945620, 8140509280, 9972123868, 11396712992, 12465154835, 14245891240, 19944247736, 24930309670, 28491782480, 39888495472, 49860619340, 56983564960, 79776990944, 99721238680, 199442477360, 398884954720]

約数ペア:

[(1, 398884954720), (2, 199442477360), (4, 99721238680), (5, 79776990944), (7, 56983564960), (8, 49860619340), (10, 39888495472), (14, 28491782480), (16, 24930309670), (20, 19944247736), (28, 14245891240), (32, 12465154835), (35, 11396712992), (40, 9972123868), (49, 8140509280), (56, 7122945620), (70, 5698356496), (80, 4986061934), (98, 4070254640), (112, 3561472810), (140, 2849178248), (160, 2493030967), (196, 2035127320), (224, 1780736405), (245, 1628101856), (280, 1424589124), (317, 1258312160), (392, 1017563660), (490, 814050928), (560, 712294562), (634, 629156080), (784, 508781830), (980, 407025464), (1120, 356147281), (1268, 314578040), (1568, 254390915), (1585, 251662432), (1960, 203512732), (2219, 179758880), (2536, 157289020), (3170, 125831216), (3920, 101756366), (4438, 89879440), (5072, 78644510), (6340, 62915608), (7840, 50878183), (8876, 44939720), (10144, 39322255), (11095, 35951776), (12680, 31457804), (15533, 25679840), (17752, 22469860), (22190, 17975888), (25360, 15728902), (31066, 12839920), (35504, 11234930), (44380, 8987944), (50720, 7864451), (62132, 6419960), (71008, 5617465), (77665, 5135968), (88760, 4493972), (124264, 3209980), (155330, 2567984), (160499, 2485280), (177520, 2246986), (248528, 1604990), (310660, 1283992), (320998, 1242640), (355040, 1123493), (497056, 802495), (621320, 641996)]