40721868

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:324

約数の個数: 144

約数和(自身を含む): 124540416

約数和(自身を除く): 83818548

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 23, 33, 34, 36, 44, 46, 51, 66, 68, 69, 92, 99, 102, 132, 138, 153, 187, 198, 204, 207, 253, 263, 276, 306, 374, 391, 396, 414, 506, 526, 561, 612, 748, 759, 782, 789, 828, 1012, 1052, 1122, 1173, 1518, 1564, 1578, 1683, 2244, 2277, 2346, 2367, 2893, 3036, 3156, 3366, 3519, 4301, 4471, 4554, 4692, 4734, 5786, 6049, 6732, 7038, 8602, 8679, 8942, 9108, 9468, 11572, 12098, 12903, 13413, 14076, 17204, 17358, 17884, 18147, 24196, 25806, 26037, 26826, 34716, 36294, 38709, 40239, 49181, 51612, 52074, 53652, 54441, 66539, 72588, 77418, 80478, 98362, 102833, 104148, 108882, 133078, 147543, 154836, 160956, 196724, 199617, 205666, 217764, 266156, 295086, 308499, 399234, 411332, 442629, 590172, 598851, 616998, 798468, 885258, 925497, 1131163, 1197702, 1233996, 1770516, 1850994, 2262326, 2395404, 3393489, 3701988, 4524652, 6786978, 10180467, 13573956, 20360934, 40721868]

約数ペア:

[(1, 40721868), (2, 20360934), (3, 13573956), (4, 10180467), (6, 6786978), (9, 4524652), (11, 3701988), (12, 3393489), (17, 2395404), (18, 2262326), (22, 1850994), (23, 1770516), (33, 1233996), (34, 1197702), (36, 1131163), (44, 925497), (46, 885258), (51, 798468), (66, 616998), (68, 598851), (69, 590172), (92, 442629), (99, 411332), (102, 399234), (132, 308499), (138, 295086), (153, 266156), (187, 217764), (198, 205666), (204, 199617), (207, 196724), (253, 160956), (263, 154836), (276, 147543), (306, 133078), (374, 108882), (391, 104148), (396, 102833), (414, 98362), (506, 80478), (526, 77418), (561, 72588), (612, 66539), (748, 54441), (759, 53652), (782, 52074), (789, 51612), (828, 49181), (1012, 40239), (1052, 38709), (1122, 36294), (1173, 34716), (1518, 26826), (1564, 26037), (1578, 25806), (1683, 24196), (2244, 18147), (2277, 17884), (2346, 17358), (2367, 17204), (2893, 14076), (3036, 13413), (3156, 12903), (3366, 12098), (3519, 11572), (4301, 9468), (4471, 9108), (4554, 8942), (4692, 8679), (4734, 8602), (5786, 7038), (6049, 6732)]