19078920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:204

約数の個数: 192

約数和(自身を含む): 72558720

約数和(自身を除く): 53479800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 67, 70, 72, 84, 90, 105, 113, 120, 126, 134, 140, 168, 180, 201, 210, 226, 252, 268, 280, 315, 335, 339, 360, 402, 420, 452, 469, 504, 536, 565, 603, 630, 670, 678, 791, 804, 840, 904, 938, 1005, 1017, 1130, 1206, 1260, 1340, 1356, 1407, 1582, 1608, 1695, 1876, 2010, 2034, 2260, 2345, 2373, 2412, 2520, 2680, 2712, 2814, 3015, 3164, 3390, 3752, 3955, 4020, 4068, 4221, 4520, 4690, 4746, 4824, 5085, 5628, 6030, 6328, 6780, 7035, 7119, 7571, 7910, 8040, 8136, 8442, 9380, 9492, 10170, 11256, 11865, 12060, 13560, 14070, 14238, 15142, 15820, 16884, 18760, 18984, 20340, 21105, 22713, 23730, 24120, 28140, 28476, 30284, 31640, 33768, 35595, 37855, 40680, 42210, 45426, 47460, 52997, 56280, 56952, 60568, 68139, 71190, 75710, 84420, 90852, 94920, 105994, 113565, 136278, 142380, 151420, 158991, 168840, 181704, 211988, 227130, 264985, 272556, 284760, 302840, 317982, 340695, 423976, 454260, 476973, 529970, 545112, 635964, 681390, 794955, 908520, 953946, 1059940, 1271928, 1362780, 1589910, 1907892, 2119880, 2384865, 2725560, 3179820, 3815784, 4769730, 6359640, 9539460, 19078920]

約数ペア:

[(1, 19078920), (2, 9539460), (3, 6359640), (4, 4769730), (5, 3815784), (6, 3179820), (7, 2725560), (8, 2384865), (9, 2119880), (10, 1907892), (12, 1589910), (14, 1362780), (15, 1271928), (18, 1059940), (20, 953946), (21, 908520), (24, 794955), (28, 681390), (30, 635964), (35, 545112), (36, 529970), (40, 476973), (42, 454260), (45, 423976), (56, 340695), (60, 317982), (63, 302840), (67, 284760), (70, 272556), (72, 264985), (84, 227130), (90, 211988), (105, 181704), (113, 168840), (120, 158991), (126, 151420), (134, 142380), (140, 136278), (168, 113565), (180, 105994), (201, 94920), (210, 90852), (226, 84420), (252, 75710), (268, 71190), (280, 68139), (315, 60568), (335, 56952), (339, 56280), (360, 52997), (402, 47460), (420, 45426), (452, 42210), (469, 40680), (504, 37855), (536, 35595), (565, 33768), (603, 31640), (630, 30284), (670, 28476), (678, 28140), (791, 24120), (804, 23730), (840, 22713), (904, 21105), (938, 20340), (1005, 18984), (1017, 18760), (1130, 16884), (1206, 15820), (1260, 15142), (1340, 14238), (1356, 14070), (1407, 13560), (1582, 12060), (1608, 11865), (1695, 11256), (1876, 10170), (2010, 9492), (2034, 9380), (2260, 8442), (2345, 8136), (2373, 8040), (2412, 7910), (2520, 7571), (2680, 7119), (2712, 7035), (2814, 6780), (3015, 6328), (3164, 6030), (3390, 5628), (3752, 5085), (3955, 4824), (4020, 4746), (4068, 4690), (4221, 4520)]