201351640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:365

約数の個数: 128

約数和(自身を含む): 542505600

約数和(自身を除く): 341153960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 137, 140, 145, 181, 203, 232, 274, 280, 290, 362, 406, 548, 580, 685, 724, 812, 905, 959, 1015, 1096, 1160, 1267, 1370, 1448, 1624, 1810, 1918, 2030, 2534, 2740, 3620, 3836, 3973, 4060, 4795, 5068, 5249, 5480, 6335, 7240, 7672, 7946, 8120, 9590, 10136, 10498, 12670, 15892, 19180, 19865, 20996, 24797, 25340, 26245, 27811, 31784, 36743, 38360, 39730, 41992, 49594, 50680, 52490, 55622, 73486, 79460, 99188, 104980, 111244, 123985, 139055, 146972, 158920, 173579, 183715, 198376, 209960, 222488, 247970, 278110, 293944, 347158, 367430, 495940, 556220, 694316, 719113, 734860, 867895, 991880, 1112440, 1388632, 1438226, 1469720, 1735790, 2876452, 3471580, 3595565, 5033791, 5752904, 6943160, 7191130, 10067582, 14382260, 20135164, 25168955, 28764520, 40270328, 50337910, 100675820, 201351640]

約数ペア:

[(1, 201351640), (2, 100675820), (4, 50337910), (5, 40270328), (7, 28764520), (8, 25168955), (10, 20135164), (14, 14382260), (20, 10067582), (28, 7191130), (29, 6943160), (35, 5752904), (40, 5033791), (56, 3595565), (58, 3471580), (70, 2876452), (116, 1735790), (137, 1469720), (140, 1438226), (145, 1388632), (181, 1112440), (203, 991880), (232, 867895), (274, 734860), (280, 719113), (290, 694316), (362, 556220), (406, 495940), (548, 367430), (580, 347158), (685, 293944), (724, 278110), (812, 247970), (905, 222488), (959, 209960), (1015, 198376), (1096, 183715), (1160, 173579), (1267, 158920), (1370, 146972), (1448, 139055), (1624, 123985), (1810, 111244), (1918, 104980), (2030, 99188), (2534, 79460), (2740, 73486), (3620, 55622), (3836, 52490), (3973, 50680), (4060, 49594), (4795, 41992), (5068, 39730), (5249, 38360), (5480, 36743), (6335, 31784), (7240, 27811), (7672, 26245), (7946, 25340), (8120, 24797), (9590, 20996), (10136, 19865), (10498, 19180), (12670, 15892)]