28631400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:444

約数の個数: 192

約数和(自身を含む): 107671680

約数和(自身を除く): 79040280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 25, 28, 30, 34, 35, 40, 42, 50, 51, 56, 60, 68, 70, 75, 84, 85, 100, 102, 105, 119, 120, 136, 140, 150, 168, 170, 175, 200, 204, 210, 238, 255, 280, 300, 340, 350, 357, 401, 408, 420, 425, 476, 510, 525, 595, 600, 680, 700, 714, 802, 840, 850, 952, 1020, 1050, 1190, 1203, 1275, 1400, 1428, 1604, 1700, 1785, 2005, 2040, 2100, 2380, 2406, 2550, 2807, 2856, 2975, 3208, 3400, 3570, 4010, 4200, 4760, 4812, 5100, 5614, 5950, 6015, 6817, 7140, 8020, 8421, 8925, 9624, 10025, 10200, 11228, 11900, 12030, 13634, 14035, 14280, 16040, 16842, 17850, 20050, 20451, 22456, 23800, 24060, 27268, 28070, 30075, 33684, 34085, 35700, 40100, 40902, 42105, 47719, 48120, 54536, 56140, 60150, 67368, 68170, 70175, 71400, 80200, 81804, 84210, 95438, 102255, 112280, 120300, 136340, 140350, 143157, 163608, 168420, 170425, 190876, 204510, 210525, 238595, 240600, 272680, 280700, 286314, 336840, 340850, 381752, 409020, 421050, 477190, 511275, 561400, 572628, 681700, 715785, 818040, 842100, 954380, 1022550, 1145256, 1192975, 1363400, 1431570, 1684200, 1908760, 2045100, 2385950, 2863140, 3578925, 4090200, 4771900, 5726280, 7157850, 9543800, 14315700, 28631400]

約数ペア:

[(1, 28631400), (2, 14315700), (3, 9543800), (4, 7157850), (5, 5726280), (6, 4771900), (7, 4090200), (8, 3578925), (10, 2863140), (12, 2385950), (14, 2045100), (15, 1908760), (17, 1684200), (20, 1431570), (21, 1363400), (24, 1192975), (25, 1145256), (28, 1022550), (30, 954380), (34, 842100), (35, 818040), (40, 715785), (42, 681700), (50, 572628), (51, 561400), (56, 511275), (60, 477190), (68, 421050), (70, 409020), (75, 381752), (84, 340850), (85, 336840), (100, 286314), (102, 280700), (105, 272680), (119, 240600), (120, 238595), (136, 210525), (140, 204510), (150, 190876), (168, 170425), (170, 168420), (175, 163608), (200, 143157), (204, 140350), (210, 136340), (238, 120300), (255, 112280), (280, 102255), (300, 95438), (340, 84210), (350, 81804), (357, 80200), (401, 71400), (408, 70175), (420, 68170), (425, 67368), (476, 60150), (510, 56140), (525, 54536), (595, 48120), (600, 47719), (680, 42105), (700, 40902), (714, 40100), (802, 35700), (840, 34085), (850, 33684), (952, 30075), (1020, 28070), (1050, 27268), (1190, 24060), (1203, 23800), (1275, 22456), (1400, 20451), (1428, 20050), (1604, 17850), (1700, 16842), (1785, 16040), (2005, 14280), (2040, 14035), (2100, 13634), (2380, 12030), (2406, 11900), (2550, 11228), (2807, 10200), (2856, 10025), (2975, 9624), (3208, 8925), (3400, 8421), (3570, 8020), (4010, 7140), (4200, 6817), (4760, 6015), (4812, 5950), (5100, 5614)]