1566961280

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{587}}^1$

素因数の和:746

約数の個数: 128

約数和(自身を含む): 3879247680

約数和(自身を除く): 2312286400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 97, 128, 160, 172, 194, 215, 320, 344, 388, 430, 485, 587, 640, 688, 776, 860, 970, 1174, 1376, 1552, 1720, 1940, 2348, 2752, 2935, 3104, 3440, 3880, 4171, 4696, 5504, 5870, 6208, 6880, 7760, 8342, 9392, 11740, 12416, 13760, 15520, 16684, 18784, 20855, 23480, 25241, 27520, 31040, 33368, 37568, 41710, 46960, 50482, 56939, 62080, 66736, 75136, 83420, 93920, 100964, 113878, 126205, 133472, 166840, 187840, 201928, 227756, 252410, 266944, 284695, 333680, 375680, 403856, 455512, 504820, 533888, 569390, 667360, 807712, 911024, 1009640, 1138780, 1334720, 1615424, 1822048, 2019280, 2277560, 2448377, 2669440, 3230848, 3644096, 4038560, 4555120, 4896754, 7288192, 8077120, 9110240, 9793508, 12241885, 16154240, 18220480, 19587016, 24483770, 36440960, 39174032, 48967540, 78348064, 97935080, 156696128, 195870160, 313392256, 391740320, 783480640, 1566961280]

約数ペア:

[(1, 1566961280), (2, 783480640), (4, 391740320), (5, 313392256), (8, 195870160), (10, 156696128), (16, 97935080), (20, 78348064), (32, 48967540), (40, 39174032), (43, 36440960), (64, 24483770), (80, 19587016), (86, 18220480), (97, 16154240), (128, 12241885), (160, 9793508), (172, 9110240), (194, 8077120), (215, 7288192), (320, 4896754), (344, 4555120), (388, 4038560), (430, 3644096), (485, 3230848), (587, 2669440), (640, 2448377), (688, 2277560), (776, 2019280), (860, 1822048), (970, 1615424), (1174, 1334720), (1376, 1138780), (1552, 1009640), (1720, 911024), (1940, 807712), (2348, 667360), (2752, 569390), (2935, 533888), (3104, 504820), (3440, 455512), (3880, 403856), (4171, 375680), (4696, 333680), (5504, 284695), (5870, 266944), (6208, 252410), (6880, 227756), (7760, 201928), (8342, 187840), (9392, 166840), (11740, 133472), (12416, 126205), (13760, 113878), (15520, 100964), (16684, 93920), (18784, 83420), (20855, 75136), (23480, 66736), (25241, 62080), (27520, 56939), (31040, 50482), (33368, 46960), (37568, 41710)]