201425840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1721}}^1$

素因数の和:1771

約数の個数: 160

約数和(自身を含む): 614960640

約数和(自身を除く): 413534800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 176, 190, 209, 220, 266, 280, 304, 308, 380, 385, 418, 440, 532, 560, 616, 665, 760, 770, 836, 880, 1045, 1064, 1232, 1330, 1463, 1520, 1540, 1672, 1721, 2090, 2128, 2660, 2926, 3080, 3344, 3442, 4180, 5320, 5852, 6160, 6884, 7315, 8360, 8605, 10640, 11704, 12047, 13768, 14630, 16720, 17210, 18931, 23408, 24094, 27536, 29260, 32699, 34420, 37862, 48188, 58520, 60235, 65398, 68840, 75724, 94655, 96376, 117040, 120470, 130796, 132517, 137680, 151448, 163495, 189310, 192752, 228893, 240940, 261592, 265034, 302896, 326990, 359689, 378620, 457786, 481880, 523184, 530068, 653980, 662585, 719378, 757240, 915572, 963760, 1060136, 1144465, 1307960, 1325170, 1438756, 1514480, 1798445, 1831144, 2120272, 2288930, 2517823, 2615920, 2650340, 2877512, 3596890, 3662288, 4577860, 5035646, 5300680, 5755024, 7193780, 9155720, 10071292, 10601360, 12589115, 14387560, 18311440, 20142584, 25178230, 28775120, 40285168, 50356460, 100712920, 201425840]

約数ペア:

[(1, 201425840), (2, 100712920), (4, 50356460), (5, 40285168), (7, 28775120), (8, 25178230), (10, 20142584), (11, 18311440), (14, 14387560), (16, 12589115), (19, 10601360), (20, 10071292), (22, 9155720), (28, 7193780), (35, 5755024), (38, 5300680), (40, 5035646), (44, 4577860), (55, 3662288), (56, 3596890), (70, 2877512), (76, 2650340), (77, 2615920), (80, 2517823), (88, 2288930), (95, 2120272), (110, 1831144), (112, 1798445), (133, 1514480), (140, 1438756), (152, 1325170), (154, 1307960), (176, 1144465), (190, 1060136), (209, 963760), (220, 915572), (266, 757240), (280, 719378), (304, 662585), (308, 653980), (380, 530068), (385, 523184), (418, 481880), (440, 457786), (532, 378620), (560, 359689), (616, 326990), (665, 302896), (760, 265034), (770, 261592), (836, 240940), (880, 228893), (1045, 192752), (1064, 189310), (1232, 163495), (1330, 151448), (1463, 137680), (1520, 132517), (1540, 130796), (1672, 120470), (1721, 117040), (2090, 96376), (2128, 94655), (2660, 75724), (2926, 68840), (3080, 65398), (3344, 60235), (3442, 58520), (4180, 48188), (5320, 37862), (5852, 34420), (6160, 32699), (6884, 29260), (7315, 27536), (8360, 24094), (8605, 23408), (10640, 18931), (11704, 17210), (12047, 16720), (13768, 14630)]