30520980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{24223}}^1$

素因数の和:24245

約数の個数: 72

約数和(自身を含む): 105810432

約数和(自身を除く): 75289452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 24223, 48446, 72669, 96892, 121115, 145338, 169561, 218007, 242230, 290676, 339122, 363345, 436014, 484460, 508683, 678244, 726690, 847805, 872028, 1017366, 1090035, 1453380, 1526049, 1695610, 2034732, 2180070, 2543415, 3052098, 3391220, 4360140, 5086830, 6104196, 7630245, 10173660, 15260490, 30520980]

約数ペア:

[(1, 30520980), (2, 15260490), (3, 10173660), (4, 7630245), (5, 6104196), (6, 5086830), (7, 4360140), (9, 3391220), (10, 3052098), (12, 2543415), (14, 2180070), (15, 2034732), (18, 1695610), (20, 1526049), (21, 1453380), (28, 1090035), (30, 1017366), (35, 872028), (36, 847805), (42, 726690), (45, 678244), (60, 508683), (63, 484460), (70, 436014), (84, 363345), (90, 339122), (105, 290676), (126, 242230), (140, 218007), (180, 169561), (210, 145338), (252, 121115), (315, 96892), (420, 72669), (630, 48446), (1260, 24223)]