660081708

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{128221}}^1$

素因数の和:128255

約数の個数: 72

約数和(自身を含む): 1960257936

約数和(自身を除く): 1300176228

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 429, 468, 572, 858, 1287, 1716, 2574, 5148, 128221, 256442, 384663, 512884, 769326, 1153989, 1410431, 1538652, 1666873, 2307978, 2820862, 3333746, 4231293, 4615956, 5000619, 5641724, 6667492, 8462586, 10001238, 12693879, 15001857, 16925172, 18335603, 20002476, 25387758, 30003714, 36671206, 50775516, 55006809, 60007428, 73342412, 110013618, 165020427, 220027236, 330040854, 660081708]

約数ペア:

[(1, 660081708), (2, 330040854), (3, 220027236), (4, 165020427), (6, 110013618), (9, 73342412), (11, 60007428), (12, 55006809), (13, 50775516), (18, 36671206), (22, 30003714), (26, 25387758), (33, 20002476), (36, 18335603), (39, 16925172), (44, 15001857), (52, 12693879), (66, 10001238), (78, 8462586), (99, 6667492), (117, 5641724), (132, 5000619), (143, 4615956), (156, 4231293), (198, 3333746), (234, 2820862), (286, 2307978), (396, 1666873), (429, 1538652), (468, 1410431), (572, 1153989), (858, 769326), (1287, 512884), (1716, 384663), (2574, 256442), (5148, 128221)]