1372980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{467}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 4481568

約数和(自身を除く): 3108588

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, 467, 490, 588, 735, 934, 980, 1401, 1470, 1868, 2335, 2802, 2940, 3269, 4670, 5604, 6538, 7005, 9340, 9807, 13076, 14010, 16345, 19614, 22883, 28020, 32690, 39228, 45766, 49035, 65380, 68649, 91532, 98070, 114415, 137298, 196140, 228830, 274596, 343245, 457660, 686490, 1372980]

約数ペア:

[(1, 1372980), (2, 686490), (3, 457660), (4, 343245), (5, 274596), (6, 228830), (7, 196140), (10, 137298), (12, 114415), (14, 98070), (15, 91532), (20, 68649), (21, 65380), (28, 49035), (30, 45766), (35, 39228), (42, 32690), (49, 28020), (60, 22883), (70, 19614), (84, 16345), (98, 14010), (105, 13076), (140, 9807), (147, 9340), (196, 7005), (210, 6538), (245, 5604), (294, 4670), (420, 3269), (467, 2940), (490, 2802), (588, 2335), (735, 1868), (934, 1470), (980, 1401)]