201616980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{176857}}^1$

素因数の和:176888

約数の個数: 48

約数和(自身を含む): 594242880

約数和(自身を除く): 392625900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 176857, 353714, 530571, 707428, 884285, 1061142, 1768570, 2122284, 2652855, 3360283, 3537140, 5305710, 6720566, 10080849, 10611420, 13441132, 16801415, 20161698, 33602830, 40323396, 50404245, 67205660, 100808490, 201616980]

約数ペア:

[(1, 201616980), (2, 100808490), (3, 67205660), (4, 50404245), (5, 40323396), (6, 33602830), (10, 20161698), (12, 16801415), (15, 13441132), (19, 10611420), (20, 10080849), (30, 6720566), (38, 5305710), (57, 3537140), (60, 3360283), (76, 2652855), (95, 2122284), (114, 1768570), (190, 1061142), (228, 884285), (285, 707428), (380, 530571), (570, 353714), (1140, 176857)]