1520349900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{31091}}^1$

素因数の和:31271

約数の個数: 72

約数和(自身を含む): 4426008384

約数和(自身を除く): 2905658484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 163, 300, 326, 489, 652, 815, 978, 1630, 1956, 2445, 3260, 4075, 4890, 8150, 9780, 12225, 16300, 24450, 31091, 48900, 62182, 93273, 124364, 155455, 186546, 310910, 373092, 466365, 621820, 777275, 932730, 1554550, 1865460, 2331825, 3109100, 4663650, 5067833, 9327300, 10135666, 15203499, 20271332, 25339165, 30406998, 50678330, 60813996, 76017495, 101356660, 126695825, 152034990, 253391650, 304069980, 380087475, 506783300, 760174950, 1520349900]

約数ペア:

[(1, 1520349900), (2, 760174950), (3, 506783300), (4, 380087475), (5, 304069980), (6, 253391650), (10, 152034990), (12, 126695825), (15, 101356660), (20, 76017495), (25, 60813996), (30, 50678330), (50, 30406998), (60, 25339165), (75, 20271332), (100, 15203499), (150, 10135666), (163, 9327300), (300, 5067833), (326, 4663650), (489, 3109100), (652, 2331825), (815, 1865460), (978, 1554550), (1630, 932730), (1956, 777275), (2445, 621820), (3260, 466365), (4075, 373092), (4890, 310910), (8150, 186546), (9780, 155455), (12225, 124364), (16300, 93273), (24450, 62182), (31091, 48900)]