449491760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{1279}}^1$

素因数の和:1506

約数の個数: 80

約数和(自身を含む): 1097072640

約数和(自身を除く): 647580880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 191, 230, 368, 382, 460, 764, 920, 955, 1279, 1528, 1840, 1910, 2558, 3056, 3820, 4393, 5116, 6395, 7640, 8786, 10232, 12790, 15280, 17572, 20464, 21965, 25580, 29417, 35144, 43930, 51160, 58834, 70288, 87860, 102320, 117668, 147085, 175720, 235336, 244289, 294170, 351440, 470672, 488578, 588340, 977156, 1176680, 1221445, 1954312, 2353360, 2442890, 3908624, 4885780, 5618647, 9771560, 11237294, 19543120, 22474588, 28093235, 44949176, 56186470, 89898352, 112372940, 224745880, 449491760]

約数ペア:

[(1, 449491760), (2, 224745880), (4, 112372940), (5, 89898352), (8, 56186470), (10, 44949176), (16, 28093235), (20, 22474588), (23, 19543120), (40, 11237294), (46, 9771560), (80, 5618647), (92, 4885780), (115, 3908624), (184, 2442890), (191, 2353360), (230, 1954312), (368, 1221445), (382, 1176680), (460, 977156), (764, 588340), (920, 488578), (955, 470672), (1279, 351440), (1528, 294170), (1840, 244289), (1910, 235336), (2558, 175720), (3056, 147085), (3820, 117668), (4393, 102320), (5116, 87860), (6395, 70288), (7640, 58834), (8786, 51160), (10232, 43930), (12790, 35144), (15280, 29417), (17572, 25580), (20464, 21965)]