1970819520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{613}}^1$

素因数の和:847

約数の個数: 224

約数和(自身を含む): 6669926208

約数和(自身を除く): 4699106688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 136, 160, 170, 192, 197, 204, 240, 255, 272, 320, 340, 394, 408, 480, 510, 544, 591, 613, 680, 788, 816, 960, 985, 1020, 1088, 1182, 1226, 1360, 1576, 1632, 1839, 1970, 2040, 2364, 2452, 2720, 2955, 3065, 3152, 3264, 3349, 3678, 3940, 4080, 4728, 4904, 5440, 5910, 6130, 6304, 6698, 7356, 7880, 8160, 9195, 9456, 9808, 10047, 10421, 11820, 12260, 12608, 13396, 14712, 15760, 16320, 16745, 18390, 18912, 19616, 20094, 20842, 23640, 24520, 26792, 29424, 31263, 31520, 33490, 36780, 37824, 39232, 40188, 41684, 47280, 49040, 50235, 52105, 53584, 58848, 62526, 63040, 66980, 73560, 80376, 83368, 94560, 98080, 100470, 104210, 107168, 117696, 120761, 125052, 133960, 147120, 156315, 160752, 166736, 189120, 196160, 200940, 208420, 214336, 241522, 250104, 267920, 294240, 312630, 321504, 333472, 362283, 401880, 416840, 483044, 500208, 535840, 588480, 603805, 625260, 643008, 666944, 724566, 803760, 833680, 966088, 1000416, 1071680, 1207610, 1250520, 1449132, 1607520, 1667360, 1811415, 1932176, 2000832, 2052937, 2415220, 2501040, 2898264, 3215040, 3334720, 3622830, 3864352, 4105874, 4830440, 5002080, 5796528, 6158811, 7245660, 7728704, 8211748, 9660880, 10004160, 10264685, 11593056, 12317622, 14491320, 16423496, 19321760, 20529370, 23186112, 24635244, 28982640, 30794055, 32846992, 38643520, 41058740, 49270488, 57965280, 61588110, 65693984, 82117480, 98540976, 115930560, 123176220, 131387968, 164234960, 197081952, 246352440, 328469920, 394163904, 492704880, 656939840, 985409760, 1970819520]

約数ペア:

[(1, 1970819520), (2, 985409760), (3, 656939840), (4, 492704880), (5, 394163904), (6, 328469920), (8, 246352440), (10, 197081952), (12, 164234960), (15, 131387968), (16, 123176220), (17, 115930560), (20, 98540976), (24, 82117480), (30, 65693984), (32, 61588110), (34, 57965280), (40, 49270488), (48, 41058740), (51, 38643520), (60, 32846992), (64, 30794055), (68, 28982640), (80, 24635244), (85, 23186112), (96, 20529370), (102, 19321760), (120, 16423496), (136, 14491320), (160, 12317622), (170, 11593056), (192, 10264685), (197, 10004160), (204, 9660880), (240, 8211748), (255, 7728704), (272, 7245660), (320, 6158811), (340, 5796528), (394, 5002080), (408, 4830440), (480, 4105874), (510, 3864352), (544, 3622830), (591, 3334720), (613, 3215040), (680, 2898264), (788, 2501040), (816, 2415220), (960, 2052937), (985, 2000832), (1020, 1932176), (1088, 1811415), (1182, 1667360), (1226, 1607520), (1360, 1449132), (1576, 1250520), (1632, 1207610), (1839, 1071680), (1970, 1000416), (2040, 966088), (2364, 833680), (2452, 803760), (2720, 724566), (2955, 666944), (3065, 643008), (3152, 625260), (3264, 603805), (3349, 588480), (3678, 535840), (3940, 500208), (4080, 483044), (4728, 416840), (4904, 401880), (5440, 362283), (5910, 333472), (6130, 321504), (6304, 312630), (6698, 294240), (7356, 267920), (7880, 250104), (8160, 241522), (9195, 214336), (9456, 208420), (9808, 200940), (10047, 196160), (10421, 189120), (11820, 166736), (12260, 160752), (12608, 156315), (13396, 147120), (14712, 133960), (15760, 125052), (16320, 120761), (16745, 117696), (18390, 107168), (18912, 104210), (19616, 100470), (20094, 98080), (20842, 94560), (23640, 83368), (24520, 80376), (26792, 73560), (29424, 66980), (31263, 63040), (31520, 62526), (33490, 58848), (36780, 53584), (37824, 52105), (39232, 50235), (40188, 49040), (41684, 47280)]