280045194

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{617}}^1$

素因数の和:692

約数の個数: 96

約数和(自身を含む): 688976064

約数和(自身を除く): 408930870

約数列:

[1, 2, 3, 6, 11, 13, 22, 23, 26, 33, 39, 46, 66, 69, 78, 138, 143, 253, 286, 299, 429, 506, 529, 598, 617, 759, 858, 897, 1058, 1234, 1518, 1587, 1794, 1851, 3174, 3289, 3702, 5819, 6578, 6787, 6877, 8021, 9867, 11638, 13574, 13754, 14191, 16042, 17457, 19734, 20361, 20631, 24063, 28382, 34914, 40722, 41262, 42573, 48126, 75647, 85146, 88231, 151294, 156101, 176462, 184483, 226941, 264693, 312202, 326393, 368966, 453882, 468303, 529386, 553449, 652786, 936606, 979179, 1106898, 1958358, 2029313, 3590323, 4058626, 4243109, 6087939, 7180646, 8486218, 10770969, 12175878, 12729327, 21541938, 25458654, 46674199, 93348398, 140022597, 280045194]

約数ペア:

[(1, 280045194), (2, 140022597), (3, 93348398), (6, 46674199), (11, 25458654), (13, 21541938), (22, 12729327), (23, 12175878), (26, 10770969), (33, 8486218), (39, 7180646), (46, 6087939), (66, 4243109), (69, 4058626), (78, 3590323), (138, 2029313), (143, 1958358), (253, 1106898), (286, 979179), (299, 936606), (429, 652786), (506, 553449), (529, 529386), (598, 468303), (617, 453882), (759, 368966), (858, 326393), (897, 312202), (1058, 264693), (1234, 226941), (1518, 184483), (1587, 176462), (1794, 156101), (1851, 151294), (3174, 88231), (3289, 85146), (3702, 75647), (5819, 48126), (6578, 42573), (6787, 41262), (6877, 40722), (8021, 34914), (9867, 28382), (11638, 24063), (13574, 20631), (13754, 20361), (14191, 19734), (16042, 17457)]