219641580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{8081}}^1$

素因数の和:8247

約数の個数: 72

約数和(自身を含む): 670741344

約数和(自身を除く): 451099764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 302, 453, 604, 755, 906, 1359, 1510, 1812, 2265, 2718, 3020, 4530, 5436, 6795, 8081, 9060, 13590, 16162, 24243, 27180, 32324, 40405, 48486, 72729, 80810, 96972, 121215, 145458, 161620, 242430, 290916, 363645, 484860, 727290, 1220231, 1454580, 2440462, 3660693, 4880924, 6101155, 7321386, 10982079, 12202310, 14642772, 18303465, 21964158, 24404620, 36606930, 43928316, 54910395, 73213860, 109820790, 219641580]

約数ペア:

[(1, 219641580), (2, 109820790), (3, 73213860), (4, 54910395), (5, 43928316), (6, 36606930), (9, 24404620), (10, 21964158), (12, 18303465), (15, 14642772), (18, 12202310), (20, 10982079), (30, 7321386), (36, 6101155), (45, 4880924), (60, 3660693), (90, 2440462), (151, 1454580), (180, 1220231), (302, 727290), (453, 484860), (604, 363645), (755, 290916), (906, 242430), (1359, 161620), (1510, 145458), (1812, 121215), (2265, 96972), (2718, 80810), (3020, 72729), (4530, 48486), (5436, 40405), (6795, 32324), (8081, 27180), (9060, 24243), (13590, 16162)]