178902810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{4447}}^1$

素因数の和:4612

約数の個数: 64

約数和(自身を含む): 480384000

約数和(自身を除く): 301481190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 149, 270, 298, 447, 745, 894, 1341, 1490, 2235, 2682, 4023, 4447, 4470, 6705, 8046, 8894, 13341, 13410, 20115, 22235, 26682, 40023, 40230, 44470, 66705, 80046, 120069, 133410, 200115, 240138, 400230, 600345, 662603, 1200690, 1325206, 1987809, 3313015, 3975618, 5963427, 6626030, 9939045, 11926854, 17890281, 19878090, 29817135, 35780562, 59634270, 89451405, 178902810]

約数ペア:

[(1, 178902810), (2, 89451405), (3, 59634270), (5, 35780562), (6, 29817135), (9, 19878090), (10, 17890281), (15, 11926854), (18, 9939045), (27, 6626030), (30, 5963427), (45, 3975618), (54, 3313015), (90, 1987809), (135, 1325206), (149, 1200690), (270, 662603), (298, 600345), (447, 400230), (745, 240138), (894, 200115), (1341, 133410), (1490, 120069), (2235, 80046), (2682, 66705), (4023, 44470), (4447, 40230), (4470, 40023), (6705, 26682), (8046, 22235), (8894, 20115), (13341, 13410)]