280953400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1$

素因数の和:438

約数の個数: 192

約数和(自身を含む): 824947200

約数和(自身を除く): 543993800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 43, 50, 52, 56, 65, 70, 86, 91, 100, 104, 130, 140, 172, 175, 182, 200, 215, 260, 280, 301, 325, 344, 350, 359, 364, 430, 455, 520, 559, 602, 650, 700, 718, 728, 860, 910, 1075, 1118, 1204, 1300, 1400, 1436, 1505, 1720, 1795, 1820, 2150, 2236, 2275, 2408, 2513, 2600, 2795, 2872, 3010, 3590, 3640, 3913, 4300, 4472, 4550, 4667, 5026, 5590, 6020, 7180, 7525, 7826, 8600, 8975, 9100, 9334, 10052, 11180, 12040, 12565, 13975, 14360, 15050, 15437, 15652, 17950, 18200, 18668, 19565, 20104, 22360, 23335, 25130, 27950, 30100, 30874, 31304, 32669, 35900, 37336, 39130, 46670, 50260, 55900, 60200, 61748, 62825, 65338, 71800, 77185, 78260, 93340, 97825, 100520, 108059, 111800, 116675, 123496, 125650, 130676, 154370, 156520, 163345, 186680, 195650, 200681, 216118, 233350, 251300, 261352, 308740, 326690, 385925, 391300, 401362, 432236, 466700, 502600, 540295, 617480, 653380, 771850, 782600, 802724, 816725, 864472, 933400, 1003405, 1080590, 1306760, 1404767, 1543700, 1605448, 1633450, 2006810, 2161180, 2701475, 2809534, 3087400, 3266900, 4013620, 4322360, 5017025, 5402950, 5619068, 6533800, 7023835, 8027240, 10034050, 10805900, 11238136, 14047670, 20068100, 21611800, 28095340, 35119175, 40136200, 56190680, 70238350, 140476700, 280953400]

約数ペア:

[(1, 280953400), (2, 140476700), (4, 70238350), (5, 56190680), (7, 40136200), (8, 35119175), (10, 28095340), (13, 21611800), (14, 20068100), (20, 14047670), (25, 11238136), (26, 10805900), (28, 10034050), (35, 8027240), (40, 7023835), (43, 6533800), (50, 5619068), (52, 5402950), (56, 5017025), (65, 4322360), (70, 4013620), (86, 3266900), (91, 3087400), (100, 2809534), (104, 2701475), (130, 2161180), (140, 2006810), (172, 1633450), (175, 1605448), (182, 1543700), (200, 1404767), (215, 1306760), (260, 1080590), (280, 1003405), (301, 933400), (325, 864472), (344, 816725), (350, 802724), (359, 782600), (364, 771850), (430, 653380), (455, 617480), (520, 540295), (559, 502600), (602, 466700), (650, 432236), (700, 401362), (718, 391300), (728, 385925), (860, 326690), (910, 308740), (1075, 261352), (1118, 251300), (1204, 233350), (1300, 216118), (1400, 200681), (1436, 195650), (1505, 186680), (1720, 163345), (1795, 156520), (1820, 154370), (2150, 130676), (2236, 125650), (2275, 123496), (2408, 116675), (2513, 111800), (2600, 108059), (2795, 100520), (2872, 97825), (3010, 93340), (3590, 78260), (3640, 77185), (3913, 71800), (4300, 65338), (4472, 62825), (4550, 61748), (4667, 60200), (5026, 55900), (5590, 50260), (6020, 46670), (7180, 39130), (7525, 37336), (7826, 35900), (8600, 32669), (8975, 31304), (9100, 30874), (9334, 30100), (10052, 27950), (11180, 25130), (12040, 23335), (12565, 22360), (13975, 20104), (14360, 19565), (15050, 18668), (15437, 18200), (15652, 17950)]