281143456

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:498

約数の個数: 96

約数和(自身を含む): 642539520

約数和(自身を除く): 361396064

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 76, 88, 127, 152, 176, 209, 254, 304, 331, 352, 418, 508, 608, 662, 836, 1016, 1324, 1397, 1672, 2032, 2413, 2648, 2794, 3344, 3641, 4064, 4826, 5296, 5588, 6289, 6688, 7282, 9652, 10592, 11176, 12578, 14564, 19304, 22352, 25156, 26543, 29128, 38608, 42037, 44704, 50312, 53086, 58256, 69179, 77216, 84074, 100624, 106172, 116512, 138358, 168148, 201248, 212344, 276716, 336296, 424688, 462407, 553432, 672592, 798703, 849376, 924814, 1106864, 1345184, 1597406, 1849628, 2213728, 3194812, 3699256, 6389624, 7398512, 8785733, 12779248, 14797024, 17571466, 25558496, 35142932, 70285864, 140571728, 281143456]

約数ペア:

[(1, 281143456), (2, 140571728), (4, 70285864), (8, 35142932), (11, 25558496), (16, 17571466), (19, 14797024), (22, 12779248), (32, 8785733), (38, 7398512), (44, 6389624), (76, 3699256), (88, 3194812), (127, 2213728), (152, 1849628), (176, 1597406), (209, 1345184), (254, 1106864), (304, 924814), (331, 849376), (352, 798703), (418, 672592), (508, 553432), (608, 462407), (662, 424688), (836, 336296), (1016, 276716), (1324, 212344), (1397, 201248), (1672, 168148), (2032, 138358), (2413, 116512), (2648, 106172), (2794, 100624), (3344, 84074), (3641, 77216), (4064, 69179), (4826, 58256), (5296, 53086), (5588, 50312), (6289, 44704), (6688, 42037), (7282, 38608), (9652, 29128), (10592, 26543), (11176, 25156), (12578, 22352), (14564, 19304)]