690475284

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{1789}}^1$

素因数の和:2021

約数の個数: 72

約数和(自身を含む): 1782668160

約数和(自身を除く): 1092192876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 151, 213, 284, 302, 426, 453, 604, 639, 852, 906, 1278, 1359, 1789, 1812, 2556, 2718, 3578, 5367, 5436, 7156, 10721, 10734, 16101, 21442, 21468, 32163, 32202, 42884, 64326, 64404, 96489, 127019, 128652, 192978, 254038, 270139, 381057, 385956, 508076, 540278, 762114, 810417, 1080556, 1143171, 1524228, 1620834, 2286342, 2431251, 3241668, 4572684, 4862502, 9725004, 19179869, 38359738, 57539607, 76719476, 115079214, 172618821, 230158428, 345237642, 690475284]

約数ペア:

[(1, 690475284), (2, 345237642), (3, 230158428), (4, 172618821), (6, 115079214), (9, 76719476), (12, 57539607), (18, 38359738), (36, 19179869), (71, 9725004), (142, 4862502), (151, 4572684), (213, 3241668), (284, 2431251), (302, 2286342), (426, 1620834), (453, 1524228), (604, 1143171), (639, 1080556), (852, 810417), (906, 762114), (1278, 540278), (1359, 508076), (1789, 385956), (1812, 381057), (2556, 270139), (2718, 254038), (3578, 192978), (5367, 128652), (5436, 127019), (7156, 96489), (10721, 64404), (10734, 64326), (16101, 42884), (21442, 32202), (21468, 32163)]