30749460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{10459}}^1$

素因数の和:10485

約数の個数: 72

約数和(自身を含む): 100164960

約数和(自身を除く): 69415500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 10459, 20918, 31377, 41836, 52295, 62754, 73213, 104590, 125508, 146426, 156885, 209180, 219639, 292852, 313770, 366065, 439278, 512491, 627540, 732130, 878556, 1024982, 1098195, 1464260, 1537473, 2049964, 2196390, 2562455, 3074946, 4392780, 5124910, 6149892, 7687365, 10249820, 15374730, 30749460]

約数ペア:

[(1, 30749460), (2, 15374730), (3, 10249820), (4, 7687365), (5, 6149892), (6, 5124910), (7, 4392780), (10, 3074946), (12, 2562455), (14, 2196390), (15, 2049964), (20, 1537473), (21, 1464260), (28, 1098195), (30, 1024982), (35, 878556), (42, 732130), (49, 627540), (60, 512491), (70, 439278), (84, 366065), (98, 313770), (105, 292852), (140, 219639), (147, 209180), (196, 156885), (210, 146426), (245, 125508), (294, 104590), (420, 73213), (490, 62754), (588, 52295), (735, 41836), (980, 31377), (1470, 20918), (2940, 10459)]