131846260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 353928960

約数和(自身を除く): 222082700

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 79, 91, 98, 130, 131, 140, 158, 182, 196, 245, 260, 262, 316, 364, 395, 455, 490, 524, 553, 637, 655, 790, 910, 917, 980, 1027, 1106, 1274, 1310, 1580, 1703, 1820, 1834, 2054, 2212, 2548, 2620, 2765, 3185, 3406, 3668, 3871, 4108, 4585, 5135, 5530, 6370, 6419, 6812, 7189, 7742, 8515, 9170, 10270, 10349, 11060, 11921, 12740, 12838, 14378, 15484, 17030, 18340, 19355, 20540, 20698, 23842, 25676, 28756, 32095, 34060, 35945, 38710, 41396, 47684, 50323, 51745, 59605, 64190, 71890, 72443, 77420, 83447, 100646, 103490, 119210, 128380, 134537, 143780, 144886, 166894, 201292, 206980, 238420, 251615, 269074, 289772, 333788, 362215, 417235, 503230, 507101, 538148, 672685, 724430, 834470, 941759, 1006460, 1014202, 1345370, 1448860, 1668940, 1883518, 2028404, 2535505, 2690740, 3767036, 4708795, 5071010, 6592313, 9417590, 10142020, 13184626, 18835180, 26369252, 32961565, 65923130, 131846260]

約数ペア:

[(1, 131846260), (2, 65923130), (4, 32961565), (5, 26369252), (7, 18835180), (10, 13184626), (13, 10142020), (14, 9417590), (20, 6592313), (26, 5071010), (28, 4708795), (35, 3767036), (49, 2690740), (52, 2535505), (65, 2028404), (70, 1883518), (79, 1668940), (91, 1448860), (98, 1345370), (130, 1014202), (131, 1006460), (140, 941759), (158, 834470), (182, 724430), (196, 672685), (245, 538148), (260, 507101), (262, 503230), (316, 417235), (364, 362215), (395, 333788), (455, 289772), (490, 269074), (524, 251615), (553, 238420), (637, 206980), (655, 201292), (790, 166894), (910, 144886), (917, 143780), (980, 134537), (1027, 128380), (1106, 119210), (1274, 103490), (1310, 100646), (1580, 83447), (1703, 77420), (1820, 72443), (1834, 71890), (2054, 64190), (2212, 59605), (2548, 51745), (2620, 50323), (2765, 47684), (3185, 41396), (3406, 38710), (3668, 35945), (3871, 34060), (4108, 32095), (4585, 28756), (5135, 25676), (5530, 23842), (6370, 20698), (6419, 20540), (6812, 19355), (7189, 18340), (7742, 17030), (8515, 15484), (9170, 14378), (10270, 12838), (10349, 12740), (11060, 11921)]