201137920

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 514499328

約数和(自身を除く): 313361408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 124, 128, 137, 148, 155, 160, 185, 248, 256, 274, 296, 310, 320, 370, 496, 548, 592, 620, 640, 685, 740, 992, 1096, 1147, 1184, 1240, 1280, 1370, 1480, 1984, 2192, 2294, 2368, 2480, 2740, 2960, 3968, 4247, 4384, 4588, 4736, 4960, 5069, 5480, 5735, 5920, 7936, 8494, 8768, 9176, 9472, 9920, 10138, 10960, 11470, 11840, 16988, 17536, 18352, 19840, 20276, 21235, 21920, 22940, 23680, 25345, 33976, 35072, 36704, 39680, 40552, 42470, 43840, 45880, 47360, 50690, 67952, 73408, 81104, 84940, 87680, 91760, 101380, 135904, 146816, 157139, 162208, 169880, 175360, 183520, 202760, 271808, 293632, 314278, 324416, 339760, 367040, 405520, 543616, 628556, 648832, 679520, 734080, 785695, 811040, 1087232, 1257112, 1297664, 1359040, 1468160, 1571390, 1622080, 2514224, 2718080, 3142780, 3244160, 5028448, 5436160, 6285560, 6488320, 10056896, 12571120, 20113792, 25142240, 40227584, 50284480, 100568960, 201137920]

約数ペア:

[(1, 201137920), (2, 100568960), (4, 50284480), (5, 40227584), (8, 25142240), (10, 20113792), (16, 12571120), (20, 10056896), (31, 6488320), (32, 6285560), (37, 5436160), (40, 5028448), (62, 3244160), (64, 3142780), (74, 2718080), (80, 2514224), (124, 1622080), (128, 1571390), (137, 1468160), (148, 1359040), (155, 1297664), (160, 1257112), (185, 1087232), (248, 811040), (256, 785695), (274, 734080), (296, 679520), (310, 648832), (320, 628556), (370, 543616), (496, 405520), (548, 367040), (592, 339760), (620, 324416), (640, 314278), (685, 293632), (740, 271808), (992, 202760), (1096, 183520), (1147, 175360), (1184, 169880), (1240, 162208), (1280, 157139), (1370, 146816), (1480, 135904), (1984, 101380), (2192, 91760), (2294, 87680), (2368, 84940), (2480, 81104), (2740, 73408), (2960, 67952), (3968, 50690), (4247, 47360), (4384, 45880), (4588, 43840), (4736, 42470), (4960, 40552), (5069, 39680), (5480, 36704), (5735, 35072), (5920, 33976), (7936, 25345), (8494, 23680), (8768, 22940), (9176, 21920), (9472, 21235), (9920, 20276), (10138, 19840), (10960, 18352), (11470, 17536), (11840, 16988)]