161398920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2441}}^1$

素因数の和:2503

約数の個数: 128

約数和(自身を含む): 527472000

約数和(自身を除く): 366073080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 38, 40, 57, 58, 60, 76, 87, 95, 114, 116, 120, 145, 152, 174, 190, 228, 232, 285, 290, 348, 380, 435, 456, 551, 570, 580, 696, 760, 870, 1102, 1140, 1160, 1653, 1740, 2204, 2280, 2441, 2755, 3306, 3480, 4408, 4882, 5510, 6612, 7323, 8265, 9764, 11020, 12205, 13224, 14646, 16530, 19528, 22040, 24410, 29292, 33060, 36615, 46379, 48820, 58584, 66120, 70789, 73230, 92758, 97640, 139137, 141578, 146460, 185516, 212367, 231895, 278274, 283156, 292920, 353945, 371032, 424734, 463790, 556548, 566312, 695685, 707890, 849468, 927580, 1061835, 1113096, 1344991, 1391370, 1415780, 1698936, 1855160, 2123670, 2689982, 2782740, 2831560, 4034973, 4247340, 5379964, 5565480, 6724955, 8069946, 8494680, 10759928, 13449910, 16139892, 20174865, 26899820, 32279784, 40349730, 53799640, 80699460, 161398920]

約数ペア:

[(1, 161398920), (2, 80699460), (3, 53799640), (4, 40349730), (5, 32279784), (6, 26899820), (8, 20174865), (10, 16139892), (12, 13449910), (15, 10759928), (19, 8494680), (20, 8069946), (24, 6724955), (29, 5565480), (30, 5379964), (38, 4247340), (40, 4034973), (57, 2831560), (58, 2782740), (60, 2689982), (76, 2123670), (87, 1855160), (95, 1698936), (114, 1415780), (116, 1391370), (120, 1344991), (145, 1113096), (152, 1061835), (174, 927580), (190, 849468), (228, 707890), (232, 695685), (285, 566312), (290, 556548), (348, 463790), (380, 424734), (435, 371032), (456, 353945), (551, 292920), (570, 283156), (580, 278274), (696, 231895), (760, 212367), (870, 185516), (1102, 146460), (1140, 141578), (1160, 139137), (1653, 97640), (1740, 92758), (2204, 73230), (2280, 70789), (2441, 66120), (2755, 58584), (3306, 48820), (3480, 46379), (4408, 36615), (4882, 33060), (5510, 29292), (6612, 24410), (7323, 22040), (8265, 19528), (9764, 16530), (11020, 14646), (12205, 13224)]