191216680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:299

約数の個数: 128

約数和(自身を含む): 482734080

約数和(自身を除く): 291517400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 47, 62, 68, 85, 94, 124, 136, 155, 170, 188, 193, 235, 248, 310, 340, 376, 386, 470, 527, 620, 680, 772, 799, 940, 965, 1054, 1240, 1457, 1544, 1598, 1880, 1930, 2108, 2635, 2914, 3196, 3281, 3860, 3995, 4216, 5270, 5828, 5983, 6392, 6562, 7285, 7720, 7990, 9071, 10540, 11656, 11966, 13124, 14570, 15980, 16405, 18142, 21080, 23932, 24769, 26248, 29140, 29915, 31960, 32810, 36284, 45355, 47864, 49538, 58280, 59830, 65620, 72568, 90710, 99076, 101711, 119660, 123845, 131240, 154207, 181420, 198152, 203422, 239320, 247690, 281201, 308414, 362840, 406844, 495380, 508555, 562402, 616828, 771035, 813688, 990760, 1017110, 1124804, 1233656, 1406005, 1542070, 2034220, 2249608, 2812010, 3084140, 4068440, 4780417, 5624020, 6168280, 9560834, 11248040, 19121668, 23902085, 38243336, 47804170, 95608340, 191216680]

約数ペア:

[(1, 191216680), (2, 95608340), (4, 47804170), (5, 38243336), (8, 23902085), (10, 19121668), (17, 11248040), (20, 9560834), (31, 6168280), (34, 5624020), (40, 4780417), (47, 4068440), (62, 3084140), (68, 2812010), (85, 2249608), (94, 2034220), (124, 1542070), (136, 1406005), (155, 1233656), (170, 1124804), (188, 1017110), (193, 990760), (235, 813688), (248, 771035), (310, 616828), (340, 562402), (376, 508555), (386, 495380), (470, 406844), (527, 362840), (620, 308414), (680, 281201), (772, 247690), (799, 239320), (940, 203422), (965, 198152), (1054, 181420), (1240, 154207), (1457, 131240), (1544, 123845), (1598, 119660), (1880, 101711), (1930, 99076), (2108, 90710), (2635, 72568), (2914, 65620), (3196, 59830), (3281, 58280), (3860, 49538), (3995, 47864), (4216, 45355), (5270, 36284), (5828, 32810), (5983, 31960), (6392, 29915), (6562, 29140), (7285, 26248), (7720, 24769), (7990, 23932), (9071, 21080), (10540, 18142), (11656, 16405), (11966, 15980), (13124, 14570)]