191967660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:648

約数の個数: 144

約数和(自身を含む): 615625920

約数和(自身を除く): 423658260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 89, 90, 92, 115, 138, 178, 180, 207, 230, 267, 276, 345, 356, 414, 445, 460, 521, 534, 690, 801, 828, 890, 1035, 1042, 1068, 1335, 1380, 1563, 1602, 1780, 2047, 2070, 2084, 2605, 2670, 3126, 3204, 4005, 4094, 4140, 4689, 5210, 5340, 6141, 6252, 7815, 8010, 8188, 9378, 10235, 10420, 11983, 12282, 15630, 16020, 18423, 18756, 20470, 23445, 23966, 24564, 30705, 31260, 35949, 36846, 40940, 46369, 46890, 47932, 59915, 61410, 71898, 73692, 92115, 92738, 93780, 107847, 119830, 122820, 139107, 143796, 179745, 184230, 185476, 215694, 231845, 239660, 278214, 359490, 368460, 417321, 431388, 463690, 539235, 556428, 695535, 718980, 834642, 927380, 1066487, 1078470, 1391070, 1669284, 2086605, 2132974, 2156940, 2782140, 3199461, 4173210, 4265948, 5332435, 6398922, 8346420, 9598383, 10664870, 12797844, 15997305, 19196766, 21329740, 31994610, 38393532, 47991915, 63989220, 95983830, 191967660]

約数ペア:

[(1, 191967660), (2, 95983830), (3, 63989220), (4, 47991915), (5, 38393532), (6, 31994610), (9, 21329740), (10, 19196766), (12, 15997305), (15, 12797844), (18, 10664870), (20, 9598383), (23, 8346420), (30, 6398922), (36, 5332435), (45, 4265948), (46, 4173210), (60, 3199461), (69, 2782140), (89, 2156940), (90, 2132974), (92, 2086605), (115, 1669284), (138, 1391070), (178, 1078470), (180, 1066487), (207, 927380), (230, 834642), (267, 718980), (276, 695535), (345, 556428), (356, 539235), (414, 463690), (445, 431388), (460, 417321), (521, 368460), (534, 359490), (690, 278214), (801, 239660), (828, 231845), (890, 215694), (1035, 185476), (1042, 184230), (1068, 179745), (1335, 143796), (1380, 139107), (1563, 122820), (1602, 119830), (1780, 107847), (2047, 93780), (2070, 92738), (2084, 92115), (2605, 73692), (2670, 71898), (3126, 61410), (3204, 59915), (4005, 47932), (4094, 46890), (4140, 46369), (4689, 40940), (5210, 36846), (5340, 35949), (6141, 31260), (6252, 30705), (7815, 24564), (8010, 23966), (8188, 23445), (9378, 20470), (10235, 18756), (10420, 18423), (11983, 16020), (12282, 15630)]