281287032

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{293}}^1$

素因数の和:513

約数の個数: 128

約数和(自身を含む): 809040960

約数和(自身を除く): 527753928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 181, 204, 221, 293, 312, 362, 408, 442, 543, 586, 663, 724, 879, 884, 1086, 1172, 1326, 1448, 1758, 1768, 2172, 2344, 2353, 2652, 3077, 3516, 3809, 4344, 4706, 4981, 5304, 6154, 7032, 7059, 7618, 9231, 9412, 9962, 11427, 12308, 14118, 14943, 15236, 18462, 18824, 19924, 22854, 24616, 28236, 29886, 30472, 36924, 39848, 40001, 45708, 53033, 56472, 59772, 64753, 73848, 80002, 91416, 106066, 119544, 120003, 129506, 159099, 160004, 194259, 212132, 240006, 259012, 318198, 320008, 388518, 424264, 480012, 518024, 636396, 689429, 777036, 901561, 960024, 1272792, 1378858, 1554072, 1803122, 2068287, 2704683, 2757716, 3606244, 4136574, 5409366, 5515432, 7212488, 8273148, 10818732, 11720293, 16546296, 21637464, 23440586, 35160879, 46881172, 70321758, 93762344, 140643516, 281287032]

約数ペア:

[(1, 281287032), (2, 140643516), (3, 93762344), (4, 70321758), (6, 46881172), (8, 35160879), (12, 23440586), (13, 21637464), (17, 16546296), (24, 11720293), (26, 10818732), (34, 8273148), (39, 7212488), (51, 5515432), (52, 5409366), (68, 4136574), (78, 3606244), (102, 2757716), (104, 2704683), (136, 2068287), (156, 1803122), (181, 1554072), (204, 1378858), (221, 1272792), (293, 960024), (312, 901561), (362, 777036), (408, 689429), (442, 636396), (543, 518024), (586, 480012), (663, 424264), (724, 388518), (879, 320008), (884, 318198), (1086, 259012), (1172, 240006), (1326, 212132), (1448, 194259), (1758, 160004), (1768, 159099), (2172, 129506), (2344, 120003), (2353, 119544), (2652, 106066), (3077, 91416), (3516, 80002), (3809, 73848), (4344, 64753), (4706, 59772), (4981, 56472), (5304, 53033), (6154, 45708), (7032, 40001), (7059, 39848), (7618, 36924), (9231, 30472), (9412, 29886), (9962, 28236), (11427, 24616), (12308, 22854), (14118, 19924), (14943, 18824), (15236, 18462)]