51679440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71777}}^1$

素因数の和:71796

約数の個数: 60

約数和(自身を含む): 173559204

約数和(自身を除く): 121879764

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, 720, 71777, 143554, 215331, 287108, 358885, 430662, 574216, 645993, 717770, 861324, 1076655, 1148432, 1291986, 1435540, 1722648, 2153310, 2583972, 2871080, 3229965, 3445296, 4306620, 5167944, 5742160, 6459930, 8613240, 10335888, 12919860, 17226480, 25839720, 51679440]

約数ペア:

[(1, 51679440), (2, 25839720), (3, 17226480), (4, 12919860), (5, 10335888), (6, 8613240), (8, 6459930), (9, 5742160), (10, 5167944), (12, 4306620), (15, 3445296), (16, 3229965), (18, 2871080), (20, 2583972), (24, 2153310), (30, 1722648), (36, 1435540), (40, 1291986), (45, 1148432), (48, 1076655), (60, 861324), (72, 717770), (80, 645993), (90, 574216), (120, 430662), (144, 358885), (180, 287108), (240, 215331), (360, 143554), (720, 71777)]