172830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{823}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 474624

約数和(自身を除く): 301794

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 823, 1646, 2469, 4115, 4938, 5761, 8230, 11522, 12345, 17283, 24690, 28805, 34566, 57610, 86415, 172830]

約数ペア:

[(1, 172830), (2, 86415), (3, 57610), (5, 34566), (6, 28805), (7, 24690), (10, 17283), (14, 12345), (15, 11522), (21, 8230), (30, 5761), (35, 4938), (42, 4115), (70, 2469), (105, 1646), (210, 823)]