505809108

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{709}}^1$

素因数の和:894

約数の個数: 144

約数和(自身を含む): 1550640000

約数和(自身を除く): 1044830892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 149, 171, 228, 252, 266, 298, 342, 399, 447, 532, 596, 684, 709, 798, 894, 1043, 1197, 1341, 1418, 1596, 1788, 2086, 2127, 2394, 2682, 2831, 2836, 3129, 4172, 4254, 4788, 4963, 5364, 5662, 6258, 6381, 8493, 8508, 9387, 9926, 11324, 12516, 12762, 13471, 14889, 16986, 18774, 19817, 19852, 25479, 25524, 26942, 29778, 33972, 37548, 39634, 40413, 44667, 50958, 53884, 59451, 59556, 79268, 80826, 89334, 94297, 101916, 105641, 118902, 121239, 161652, 178353, 178668, 188594, 211282, 237804, 242478, 282891, 316923, 356706, 377188, 422564, 484956, 565782, 633846, 713412, 739487, 848673, 950769, 1131564, 1267692, 1478974, 1697346, 1901538, 2007179, 2218461, 2957948, 3394692, 3803076, 4014358, 4436922, 6021537, 6655383, 8028716, 8873844, 12043074, 13310766, 14050253, 18064611, 24086148, 26621532, 28100506, 36129222, 42150759, 56201012, 72258444, 84301518, 126452277, 168603036, 252904554, 505809108]

約数ペア:

[(1, 505809108), (2, 252904554), (3, 168603036), (4, 126452277), (6, 84301518), (7, 72258444), (9, 56201012), (12, 42150759), (14, 36129222), (18, 28100506), (19, 26621532), (21, 24086148), (28, 18064611), (36, 14050253), (38, 13310766), (42, 12043074), (57, 8873844), (63, 8028716), (76, 6655383), (84, 6021537), (114, 4436922), (126, 4014358), (133, 3803076), (149, 3394692), (171, 2957948), (228, 2218461), (252, 2007179), (266, 1901538), (298, 1697346), (342, 1478974), (399, 1267692), (447, 1131564), (532, 950769), (596, 848673), (684, 739487), (709, 713412), (798, 633846), (894, 565782), (1043, 484956), (1197, 422564), (1341, 377188), (1418, 356706), (1596, 316923), (1788, 282891), (2086, 242478), (2127, 237804), (2394, 211282), (2682, 188594), (2831, 178668), (2836, 178353), (3129, 161652), (4172, 121239), (4254, 118902), (4788, 105641), (4963, 101916), (5364, 94297), (5662, 89334), (6258, 80826), (6381, 79268), (8493, 59556), (8508, 59451), (9387, 53884), (9926, 50958), (11324, 44667), (12516, 40413), (12762, 39634), (13471, 37548), (14889, 33972), (16986, 29778), (18774, 26942), (19817, 25524), (19852, 25479)]