210207720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103043}}^1$

素因数の和:103074

約数の個数: 64

約数和(自身を含む): 667725120

約数和(自身を除く): 457517400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 103043, 206086, 309129, 412172, 515215, 618258, 824344, 1030430, 1236516, 1545645, 1751731, 2060860, 2473032, 3091290, 3503462, 4121720, 5255193, 6182580, 7006924, 8758655, 10510386, 12365160, 14013848, 17517310, 21020772, 26275965, 35034620, 42041544, 52551930, 70069240, 105103860, 210207720]

約数ペア:

[(1, 210207720), (2, 105103860), (3, 70069240), (4, 52551930), (5, 42041544), (6, 35034620), (8, 26275965), (10, 21020772), (12, 17517310), (15, 14013848), (17, 12365160), (20, 10510386), (24, 8758655), (30, 7006924), (34, 6182580), (40, 5255193), (51, 4121720), (60, 3503462), (68, 3091290), (85, 2473032), (102, 2060860), (120, 1751731), (136, 1545645), (170, 1236516), (204, 1030430), (255, 824344), (340, 618258), (408, 515215), (510, 412172), (680, 309129), (1020, 206086), (2040, 103043)]