142386440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:295

約数の個数: 128

約数和(自身を含む): 382233600

約数和(自身を除く): 239847160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 79, 82, 140, 157, 158, 164, 205, 280, 287, 314, 316, 328, 395, 410, 553, 574, 628, 632, 785, 790, 820, 1099, 1106, 1148, 1256, 1435, 1570, 1580, 1640, 2198, 2212, 2296, 2765, 2870, 3140, 3160, 3239, 4396, 4424, 5495, 5530, 5740, 6280, 6437, 6478, 8792, 10990, 11060, 11480, 12403, 12874, 12956, 16195, 21980, 22120, 22673, 24806, 25748, 25912, 32185, 32390, 43960, 45059, 45346, 49612, 51496, 62015, 64370, 64780, 86821, 90118, 90692, 99224, 113365, 124030, 128740, 129560, 173642, 180236, 181384, 225295, 226730, 248060, 257480, 347284, 360472, 434105, 450590, 453460, 496120, 508523, 694568, 868210, 901180, 906920, 1017046, 1736420, 1802360, 2034092, 2542615, 3472840, 3559661, 4068184, 5085230, 7119322, 10170460, 14238644, 17798305, 20340920, 28477288, 35596610, 71193220, 142386440]

約数ペア:

[(1, 142386440), (2, 71193220), (4, 35596610), (5, 28477288), (7, 20340920), (8, 17798305), (10, 14238644), (14, 10170460), (20, 7119322), (28, 5085230), (35, 4068184), (40, 3559661), (41, 3472840), (56, 2542615), (70, 2034092), (79, 1802360), (82, 1736420), (140, 1017046), (157, 906920), (158, 901180), (164, 868210), (205, 694568), (280, 508523), (287, 496120), (314, 453460), (316, 450590), (328, 434105), (395, 360472), (410, 347284), (553, 257480), (574, 248060), (628, 226730), (632, 225295), (785, 181384), (790, 180236), (820, 173642), (1099, 129560), (1106, 128740), (1148, 124030), (1256, 113365), (1435, 99224), (1570, 90692), (1580, 90118), (1640, 86821), (2198, 64780), (2212, 64370), (2296, 62015), (2765, 51496), (2870, 49612), (3140, 45346), (3160, 45059), (3239, 43960), (4396, 32390), (4424, 32185), (5495, 25912), (5530, 25748), (5740, 24806), (6280, 22673), (6437, 22120), (6478, 21980), (8792, 16195), (10990, 12956), (11060, 12874), (11480, 12403)]