401989080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1123}}^1$

素因数の和:1313

約数の個数: 128

約数和(自身を含む): 1278662400

約数和(自身を除く): 876673320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 157, 190, 228, 285, 314, 380, 456, 471, 570, 628, 760, 785, 942, 1123, 1140, 1256, 1570, 1884, 2246, 2280, 2355, 2983, 3140, 3369, 3768, 4492, 4710, 5615, 5966, 6280, 6738, 8949, 8984, 9420, 11230, 11932, 13476, 14915, 16845, 17898, 18840, 21337, 22460, 23864, 26952, 29830, 33690, 35796, 42674, 44745, 44920, 59660, 64011, 67380, 71592, 85348, 89490, 106685, 119320, 128022, 134760, 170696, 176311, 178980, 213370, 256044, 320055, 352622, 357960, 426740, 512088, 528933, 640110, 705244, 853480, 881555, 1057866, 1280220, 1410488, 1763110, 2115732, 2560440, 2644665, 3349909, 3526220, 4231464, 5289330, 6699818, 7052440, 10049727, 10578660, 13399636, 16749545, 20099454, 21157320, 26799272, 33499090, 40198908, 50248635, 66998180, 80397816, 100497270, 133996360, 200994540, 401989080]

約数ペア:

[(1, 401989080), (2, 200994540), (3, 133996360), (4, 100497270), (5, 80397816), (6, 66998180), (8, 50248635), (10, 40198908), (12, 33499090), (15, 26799272), (19, 21157320), (20, 20099454), (24, 16749545), (30, 13399636), (38, 10578660), (40, 10049727), (57, 7052440), (60, 6699818), (76, 5289330), (95, 4231464), (114, 3526220), (120, 3349909), (152, 2644665), (157, 2560440), (190, 2115732), (228, 1763110), (285, 1410488), (314, 1280220), (380, 1057866), (456, 881555), (471, 853480), (570, 705244), (628, 640110), (760, 528933), (785, 512088), (942, 426740), (1123, 357960), (1140, 352622), (1256, 320055), (1570, 256044), (1884, 213370), (2246, 178980), (2280, 176311), (2355, 170696), (2983, 134760), (3140, 128022), (3369, 119320), (3768, 106685), (4492, 89490), (4710, 85348), (5615, 71592), (5966, 67380), (6280, 64011), (6738, 59660), (8949, 44920), (8984, 44745), (9420, 42674), (11230, 35796), (11932, 33690), (13476, 29830), (14915, 26952), (16845, 23864), (17898, 22460), (18840, 21337)]