140469420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1979}}^1$

素因数の和:2024

約数の個数: 144

約数和(自身を含む): 486984960

約数和(自身を除く): 346515540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 169, 182, 195, 210, 260, 273, 338, 364, 390, 420, 455, 507, 546, 676, 780, 845, 910, 1014, 1092, 1183, 1365, 1690, 1820, 1979, 2028, 2366, 2535, 2730, 3380, 3549, 3958, 4732, 5070, 5460, 5915, 5937, 7098, 7916, 9895, 10140, 11830, 11874, 13853, 14196, 17745, 19790, 23660, 23748, 25727, 27706, 29685, 35490, 39580, 41559, 51454, 55412, 59370, 69265, 70980, 77181, 83118, 102908, 118740, 128635, 138530, 154362, 166236, 180089, 207795, 257270, 277060, 308724, 334451, 360178, 385905, 415590, 514540, 540267, 668902, 720356, 771810, 831180, 900445, 1003353, 1080534, 1337804, 1543620, 1672255, 1800890, 2006706, 2161068, 2341157, 2701335, 3344510, 3601780, 4013412, 4682314, 5016765, 5402670, 6689020, 7023471, 9364628, 10033530, 10805340, 11705785, 14046942, 20067060, 23411570, 28093884, 35117355, 46823140, 70234710, 140469420]

約数ペア:

[(1, 140469420), (2, 70234710), (3, 46823140), (4, 35117355), (5, 28093884), (6, 23411570), (7, 20067060), (10, 14046942), (12, 11705785), (13, 10805340), (14, 10033530), (15, 9364628), (20, 7023471), (21, 6689020), (26, 5402670), (28, 5016765), (30, 4682314), (35, 4013412), (39, 3601780), (42, 3344510), (52, 2701335), (60, 2341157), (65, 2161068), (70, 2006706), (78, 1800890), (84, 1672255), (91, 1543620), (105, 1337804), (130, 1080534), (140, 1003353), (156, 900445), (169, 831180), (182, 771810), (195, 720356), (210, 668902), (260, 540267), (273, 514540), (338, 415590), (364, 385905), (390, 360178), (420, 334451), (455, 308724), (507, 277060), (546, 257270), (676, 207795), (780, 180089), (845, 166236), (910, 154362), (1014, 138530), (1092, 128635), (1183, 118740), (1365, 102908), (1690, 83118), (1820, 77181), (1979, 70980), (2028, 69265), (2366, 59370), (2535, 55412), (2730, 51454), (3380, 41559), (3549, 39580), (3958, 35490), (4732, 29685), (5070, 27706), (5460, 25727), (5915, 23748), (5937, 23660), (7098, 19790), (7916, 17745), (9895, 14196), (10140, 13853), (11830, 11874)]