245986260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1427}}^1$

素因数の和:1482

約数の個数: 144

約数和(自身を含む): 790243776

約数和(自身を除く): 544257516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 169, 170, 195, 204, 221, 255, 260, 338, 340, 390, 442, 507, 510, 663, 676, 780, 845, 884, 1014, 1020, 1105, 1326, 1427, 1690, 2028, 2210, 2535, 2652, 2854, 2873, 3315, 3380, 4281, 4420, 5070, 5708, 5746, 6630, 7135, 8562, 8619, 10140, 11492, 13260, 14270, 14365, 17124, 17238, 18551, 21405, 24259, 28540, 28730, 34476, 37102, 42810, 43095, 48518, 55653, 57460, 72777, 74204, 85620, 86190, 92755, 97036, 111306, 121295, 145554, 172380, 185510, 222612, 241163, 242590, 278265, 291108, 315367, 363885, 371020, 482326, 485180, 556530, 630734, 723489, 727770, 946101, 964652, 1113060, 1205815, 1261468, 1446978, 1455540, 1576835, 1892202, 2411630, 2893956, 3153670, 3617445, 3784404, 4099771, 4730505, 4823260, 6307340, 7234890, 8199542, 9461010, 12299313, 14469780, 16399084, 18922020, 20498855, 24598626, 40997710, 49197252, 61496565, 81995420, 122993130, 245986260]

約数ペア:

[(1, 245986260), (2, 122993130), (3, 81995420), (4, 61496565), (5, 49197252), (6, 40997710), (10, 24598626), (12, 20498855), (13, 18922020), (15, 16399084), (17, 14469780), (20, 12299313), (26, 9461010), (30, 8199542), (34, 7234890), (39, 6307340), (51, 4823260), (52, 4730505), (60, 4099771), (65, 3784404), (68, 3617445), (78, 3153670), (85, 2893956), (102, 2411630), (130, 1892202), (156, 1576835), (169, 1455540), (170, 1446978), (195, 1261468), (204, 1205815), (221, 1113060), (255, 964652), (260, 946101), (338, 727770), (340, 723489), (390, 630734), (442, 556530), (507, 485180), (510, 482326), (663, 371020), (676, 363885), (780, 315367), (845, 291108), (884, 278265), (1014, 242590), (1020, 241163), (1105, 222612), (1326, 185510), (1427, 172380), (1690, 145554), (2028, 121295), (2210, 111306), (2535, 97036), (2652, 92755), (2854, 86190), (2873, 85620), (3315, 74204), (3380, 72777), (4281, 57460), (4420, 55653), (5070, 48518), (5708, 43095), (5746, 42810), (6630, 37102), (7135, 34476), (8562, 28730), (8619, 28540), (10140, 24259), (11492, 21405), (13260, 18551), (14270, 17238), (14365, 17124)]