4437540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:381

約数の個数: 72

約数和(自身を含む): 13660920

約数和(自身を除く): 9223380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 277, 356, 445, 534, 554, 801, 831, 890, 1068, 1108, 1335, 1385, 1602, 1662, 1780, 2493, 2670, 2770, 3204, 3324, 4005, 4155, 4986, 5340, 5540, 8010, 8310, 9972, 12465, 16020, 16620, 24653, 24930, 49306, 49860, 73959, 98612, 123265, 147918, 221877, 246530, 295836, 369795, 443754, 493060, 739590, 887508, 1109385, 1479180, 2218770, 4437540]

約数ペア:

[(1, 4437540), (2, 2218770), (3, 1479180), (4, 1109385), (5, 887508), (6, 739590), (9, 493060), (10, 443754), (12, 369795), (15, 295836), (18, 246530), (20, 221877), (30, 147918), (36, 123265), (45, 98612), (60, 73959), (89, 49860), (90, 49306), (178, 24930), (180, 24653), (267, 16620), (277, 16020), (356, 12465), (445, 9972), (534, 8310), (554, 8010), (801, 5540), (831, 5340), (890, 4986), (1068, 4155), (1108, 4005), (1335, 3324), (1385, 3204), (1602, 2770), (1662, 2670), (1780, 2493)]