1020180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{347}}^1$

素因数の和:373

約数の個数: 72

約数和(自身を含む): 3332448

約数和(自身を除く): 2312268

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, 347, 420, 490, 588, 694, 735, 980, 1041, 1388, 1470, 1735, 2082, 2429, 2940, 3470, 4164, 4858, 5205, 6940, 7287, 9716, 10410, 12145, 14574, 17003, 20820, 24290, 29148, 34006, 36435, 48580, 51009, 68012, 72870, 85015, 102018, 145740, 170030, 204036, 255045, 340060, 510090, 1020180]

約数ペア:

[(1, 1020180), (2, 510090), (3, 340060), (4, 255045), (5, 204036), (6, 170030), (7, 145740), (10, 102018), (12, 85015), (14, 72870), (15, 68012), (20, 51009), (21, 48580), (28, 36435), (30, 34006), (35, 29148), (42, 24290), (49, 20820), (60, 17003), (70, 14574), (84, 12145), (98, 10410), (105, 9716), (140, 7287), (147, 6940), (196, 5205), (210, 4858), (245, 4164), (294, 3470), (347, 2940), (420, 2429), (490, 2082), (588, 1735), (694, 1470), (735, 1388), (980, 1041)]