261131304

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{12239}}^1$

素因数の和:12382

約数の個数: 64

約数和(自身を含む): 752025600

約数和(自身を除く): 490894296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 127, 168, 254, 381, 508, 762, 889, 1016, 1524, 1778, 2667, 3048, 3556, 5334, 7112, 10668, 12239, 21336, 24478, 36717, 48956, 73434, 85673, 97912, 146868, 171346, 257019, 293736, 342692, 514038, 685384, 1028076, 1554353, 2056152, 3108706, 4663059, 6217412, 9326118, 10880471, 12434824, 18652236, 21760942, 32641413, 37304472, 43521884, 65282826, 87043768, 130565652, 261131304]

約数ペア:

[(1, 261131304), (2, 130565652), (3, 87043768), (4, 65282826), (6, 43521884), (7, 37304472), (8, 32641413), (12, 21760942), (14, 18652236), (21, 12434824), (24, 10880471), (28, 9326118), (42, 6217412), (56, 4663059), (84, 3108706), (127, 2056152), (168, 1554353), (254, 1028076), (381, 685384), (508, 514038), (762, 342692), (889, 293736), (1016, 257019), (1524, 171346), (1778, 146868), (2667, 97912), (3048, 85673), (3556, 73434), (5334, 48956), (7112, 36717), (10668, 24478), (12239, 21336)]