4501620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 13857480

約数和(自身を除く): 9355860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 281, 356, 445, 534, 562, 801, 843, 890, 1068, 1124, 1335, 1405, 1602, 1686, 1780, 2529, 2670, 2810, 3204, 3372, 4005, 4215, 5058, 5340, 5620, 8010, 8430, 10116, 12645, 16020, 16860, 25009, 25290, 50018, 50580, 75027, 100036, 125045, 150054, 225081, 250090, 300108, 375135, 450162, 500180, 750270, 900324, 1125405, 1500540, 2250810, 4501620]

約数ペア:

[(1, 4501620), (2, 2250810), (3, 1500540), (4, 1125405), (5, 900324), (6, 750270), (9, 500180), (10, 450162), (12, 375135), (15, 300108), (18, 250090), (20, 225081), (30, 150054), (36, 125045), (45, 100036), (60, 75027), (89, 50580), (90, 50018), (178, 25290), (180, 25009), (267, 16860), (281, 16020), (356, 12645), (445, 10116), (534, 8430), (562, 8010), (801, 5620), (843, 5340), (890, 5058), (1068, 4215), (1124, 4005), (1335, 3372), (1405, 3204), (1602, 2810), (1686, 2670), (1780, 2529)]