71451870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3823}}^1$

素因数の和:3929

約数の個数: 64

約数和(自身を含む): 198236160

約数和(自身を除く): 126784290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 89, 105, 178, 210, 267, 445, 534, 623, 890, 1246, 1335, 1869, 2670, 3115, 3738, 3823, 6230, 7646, 9345, 11469, 18690, 19115, 22938, 26761, 38230, 53522, 57345, 80283, 114690, 133805, 160566, 267610, 340247, 401415, 680494, 802830, 1020741, 1701235, 2041482, 2381729, 3402470, 4763458, 5103705, 7145187, 10207410, 11908645, 14290374, 23817290, 35725935, 71451870]

約数ペア:

[(1, 71451870), (2, 35725935), (3, 23817290), (5, 14290374), (6, 11908645), (7, 10207410), (10, 7145187), (14, 5103705), (15, 4763458), (21, 3402470), (30, 2381729), (35, 2041482), (42, 1701235), (70, 1020741), (89, 802830), (105, 680494), (178, 401415), (210, 340247), (267, 267610), (445, 160566), (534, 133805), (623, 114690), (890, 80283), (1246, 57345), (1335, 53522), (1869, 38230), (2670, 26761), (3115, 22938), (3738, 19115), (3823, 18690), (6230, 11469), (7646, 9345)]