17722630660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{281}}^1\times {\mathrm{463}}^1$

素因数の和:906

約数の個数: 144

約数和(自身を含む): 43855015680

約数和(自身を除く): 26132385020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 139, 140, 196, 245, 278, 281, 463, 490, 556, 562, 695, 926, 973, 980, 1124, 1390, 1405, 1852, 1946, 1967, 2315, 2780, 2810, 3241, 3892, 3934, 4630, 4865, 5620, 6482, 6811, 7868, 9260, 9730, 9835, 12964, 13622, 13769, 16205, 19460, 19670, 22687, 27244, 27538, 32410, 34055, 39059, 39340, 45374, 55076, 64357, 64820, 68110, 68845, 78118, 90748, 113435, 128714, 130103, 136220, 137690, 156236, 195295, 226870, 257428, 260206, 273413, 275380, 321785, 390590, 450499, 453740, 520412, 546826, 643570, 650515, 781180, 900998, 910721, 1093652, 1287140, 1301030, 1367065, 1801996, 1821442, 1913891, 2252495, 2602060, 2734130, 3153493, 3642884, 3827782, 4504990, 4553605, 5468260, 6306986, 6375047, 7655564, 9009980, 9107210, 9569455, 12613972, 12750094, 15767465, 18084317, 18214420, 19138910, 25500188, 31534930, 31875235, 36168634, 38277820, 63069860, 63750470, 72337268, 90421585, 126590219, 127500940, 180843170, 253180438, 361686340, 506360876, 632951095, 886131533, 1265902190, 1772263066, 2531804380, 3544526132, 4430657665, 8861315330, 17722630660]

約数ペア:

[(1, 17722630660), (2, 8861315330), (4, 4430657665), (5, 3544526132), (7, 2531804380), (10, 1772263066), (14, 1265902190), (20, 886131533), (28, 632951095), (35, 506360876), (49, 361686340), (70, 253180438), (98, 180843170), (139, 127500940), (140, 126590219), (196, 90421585), (245, 72337268), (278, 63750470), (281, 63069860), (463, 38277820), (490, 36168634), (556, 31875235), (562, 31534930), (695, 25500188), (926, 19138910), (973, 18214420), (980, 18084317), (1124, 15767465), (1390, 12750094), (1405, 12613972), (1852, 9569455), (1946, 9107210), (1967, 9009980), (2315, 7655564), (2780, 6375047), (2810, 6306986), (3241, 5468260), (3892, 4553605), (3934, 4504990), (4630, 3827782), (4865, 3642884), (5620, 3153493), (6482, 2734130), (6811, 2602060), (7868, 2252495), (9260, 1913891), (9730, 1821442), (9835, 1801996), (12964, 1367065), (13622, 1301030), (13769, 1287140), (16205, 1093652), (19460, 910721), (19670, 900998), (22687, 781180), (27244, 650515), (27538, 643570), (32410, 546826), (34055, 520412), (39059, 453740), (39340, 450499), (45374, 390590), (55076, 321785), (64357, 275380), (64820, 273413), (68110, 260206), (68845, 257428), (78118, 226870), (90748, 195295), (113435, 156236), (128714, 137690), (130103, 136220)]