201316720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13457}}^1$

素因数の和:13498

約数の個数: 80

約数和(自身を含む): 540688608

約数和(自身を除く): 339371888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 13457, 14960, 26914, 53828, 67285, 107656, 134570, 148027, 215312, 228769, 269140, 296054, 457538, 538280, 592108, 740135, 915076, 1076560, 1143845, 1184216, 1480270, 1830152, 2287690, 2368432, 2516459, 2960540, 3660304, 4575380, 5032918, 5921080, 9150760, 10065836, 11842160, 12582295, 18301520, 20131672, 25164590, 40263344, 50329180, 100658360, 201316720]

約数ペア:

[(1, 201316720), (2, 100658360), (4, 50329180), (5, 40263344), (8, 25164590), (10, 20131672), (11, 18301520), (16, 12582295), (17, 11842160), (20, 10065836), (22, 9150760), (34, 5921080), (40, 5032918), (44, 4575380), (55, 3660304), (68, 2960540), (80, 2516459), (85, 2368432), (88, 2287690), (110, 1830152), (136, 1480270), (170, 1184216), (176, 1143845), (187, 1076560), (220, 915076), (272, 740135), (340, 592108), (374, 538280), (440, 457538), (680, 296054), (748, 269140), (880, 228769), (935, 215312), (1360, 148027), (1496, 134570), (1870, 107656), (2992, 67285), (3740, 53828), (7480, 26914), (13457, 14960)]