201857460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{68659}}^1$

素因数の和:68685

約数の個数: 72

約数和(自身を含む): 657488160

約数和(自身を除く): 455630700

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, 68659, 137318, 205977, 274636, 343295, 411954, 480613, 686590, 823908, 961226, 1029885, 1373180, 1441839, 1922452, 2059770, 2403065, 2883678, 3364291, 4119540, 4806130, 5767356, 6728582, 7209195, 9612260, 10092873, 13457164, 14418390, 16821455, 20185746, 28836780, 33642910, 40371492, 50464365, 67285820, 100928730, 201857460]

約数ペア:

[(1, 201857460), (2, 100928730), (3, 67285820), (4, 50464365), (5, 40371492), (6, 33642910), (7, 28836780), (10, 20185746), (12, 16821455), (14, 14418390), (15, 13457164), (20, 10092873), (21, 9612260), (28, 7209195), (30, 6728582), (35, 5767356), (42, 4806130), (49, 4119540), (60, 3364291), (70, 2883678), (84, 2403065), (98, 2059770), (105, 1922452), (140, 1441839), (147, 1373180), (196, 1029885), (210, 961226), (245, 823908), (294, 686590), (420, 480613), (490, 411954), (588, 343295), (735, 274636), (980, 205977), (1470, 137318), (2940, 68659)]