154639440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{541}}^1$

素因数の和:957

約数の個数: 120

約数和(自身を含む): 521601288

約数和(自身を除く): 366961848

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 397, 541, 720, 794, 1082, 1191, 1588, 1623, 1985, 2164, 2382, 2705, 3176, 3246, 3573, 3970, 4328, 4764, 4869, 5410, 5955, 6352, 6492, 7146, 7940, 8115, 8656, 9528, 9738, 10820, 11910, 12984, 14292, 15880, 16230, 17865, 19056, 19476, 21640, 23820, 24345, 25968, 28584, 31760, 32460, 35730, 38952, 43280, 47640, 48690, 57168, 64920, 71460, 77904, 95280, 97380, 129840, 142920, 194760, 214777, 285840, 389520, 429554, 644331, 859108, 1073885, 1288662, 1718216, 1932993, 2147770, 2577324, 3221655, 3436432, 3865986, 4295540, 5154648, 6443310, 7731972, 8591080, 9664965, 10309296, 12886620, 15463944, 17182160, 19329930, 25773240, 30927888, 38659860, 51546480, 77319720, 154639440]

約数ペア:

[(1, 154639440), (2, 77319720), (3, 51546480), (4, 38659860), (5, 30927888), (6, 25773240), (8, 19329930), (9, 17182160), (10, 15463944), (12, 12886620), (15, 10309296), (16, 9664965), (18, 8591080), (20, 7731972), (24, 6443310), (30, 5154648), (36, 4295540), (40, 3865986), (45, 3436432), (48, 3221655), (60, 2577324), (72, 2147770), (80, 1932993), (90, 1718216), (120, 1288662), (144, 1073885), (180, 859108), (240, 644331), (360, 429554), (397, 389520), (541, 285840), (720, 214777), (794, 194760), (1082, 142920), (1191, 129840), (1588, 97380), (1623, 95280), (1985, 77904), (2164, 71460), (2382, 64920), (2705, 57168), (3176, 48690), (3246, 47640), (3573, 43280), (3970, 38952), (4328, 35730), (4764, 32460), (4869, 31760), (5410, 28584), (5955, 25968), (6352, 24345), (6492, 23820), (7146, 21640), (7940, 19476), (8115, 19056), (8656, 17865), (9528, 16230), (9738, 15880), (10820, 14292), (11910, 12984)]