31156650

素因数分解:

$2^1\times 3^4\times 5^2\times 7^2\times {\mathrm{157}}^1$

素因数の和:195

約数の個数: 180

約数和(自身を含む): 101344518

約数和(自身を除く): 70187868

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 49, 50, 54, 63, 70, 75, 81, 90, 98, 105, 126, 135, 147, 150, 157, 162, 175, 189, 210, 225, 245, 270, 294, 314, 315, 350, 378, 405, 441, 450, 471, 490, 525, 567, 630, 675, 735, 785, 810, 882, 942, 945, 1050, 1099, 1134, 1225, 1323, 1350, 1413, 1470, 1570, 1575, 1890, 2025, 2198, 2205, 2355, 2450, 2646, 2826, 2835, 3150, 3297, 3675, 3925, 3969, 4050, 4239, 4410, 4710, 4725, 5495, 5670, 6594, 6615, 7065, 7350, 7693, 7850, 7938, 8478, 9450, 9891, 10990, 11025, 11775, 12717, 13230, 14130, 14175, 15386, 16485, 19782, 19845, 21195, 22050, 23079, 23550, 25434, 27475, 28350, 29673, 32970, 33075, 35325, 38465, 39690, 42390, 46158, 49455, 54950, 59346, 63585, 66150, 69237, 70650, 76930, 82425, 89019, 98910, 99225, 105975, 115395, 127170, 138474, 148365, 164850, 178038, 192325, 198450, 207711, 211950, 230790, 247275, 296730, 317925, 346185, 384650, 415422, 445095, 494550, 576975, 623133, 635850, 692370, 741825, 890190, 1038555, 1153950, 1246266, 1483650, 1730925, 2077110, 2225475, 3115665, 3461850, 4450950, 5192775, 6231330, 10385550, 15578325, 31156650]

約数ペア:

[(1, 31156650), (2, 15578325), (3, 10385550), (5, 6231330), (6, 5192775), (7, 4450950), (9, 3461850), (10, 3115665), (14, 2225475), (15, 2077110), (18, 1730925), (21, 1483650), (25, 1246266), (27, 1153950), (30, 1038555), (35, 890190), (42, 741825), (45, 692370), (49, 635850), (50, 623133), (54, 576975), (63, 494550), (70, 445095), (75, 415422), (81, 384650), (90, 346185), (98, 317925), (105, 296730), (126, 247275), (135, 230790), (147, 211950), (150, 207711), (157, 198450), (162, 192325), (175, 178038), (189, 164850), (210, 148365), (225, 138474), (245, 127170), (270, 115395), (294, 105975), (314, 99225), (315, 98910), (350, 89019), (378, 82425), (405, 76930), (441, 70650), (450, 69237), (471, 66150), (490, 63585), (525, 59346), (567, 54950), (630, 49455), (675, 46158), (735, 42390), (785, 39690), (810, 38465), (882, 35325), (942, 33075), (945, 32970), (1050, 29673), (1099, 28350), (1134, 27475), (1225, 25434), (1323, 23550), (1350, 23079), (1413, 22050), (1470, 21195), (1570, 19845), (1575, 19782), (1890, 16485), (2025, 15386), (2198, 14175), (2205, 14130), (2355, 13230), (2450, 12717), (2646, 11775), (2826, 11025), (2835, 10990), (3150, 9891), (3297, 9450), (3675, 8478), (3925, 7938), (3969, 7850), (4050, 7693), (4239, 7350), (4410, 7065), (4710, 6615), (4725, 6594), (5495, 5670)]