30686520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:389

約数の個数: 128

約数和(自身を含む): 99475200

約数和(自身を除く): 68788680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 43, 57, 60, 76, 86, 95, 114, 120, 129, 152, 172, 190, 215, 228, 258, 285, 313, 344, 380, 430, 456, 516, 570, 626, 645, 760, 817, 860, 939, 1032, 1140, 1252, 1290, 1565, 1634, 1720, 1878, 2280, 2451, 2504, 2580, 3130, 3268, 3756, 4085, 4695, 4902, 5160, 5947, 6260, 6536, 7512, 8170, 9390, 9804, 11894, 12255, 12520, 13459, 16340, 17841, 18780, 19608, 23788, 24510, 26918, 29735, 32680, 35682, 37560, 40377, 47576, 49020, 53836, 59470, 67295, 71364, 80754, 89205, 98040, 107672, 118940, 134590, 142728, 161508, 178410, 201885, 237880, 255721, 269180, 323016, 356820, 403770, 511442, 538360, 713640, 767163, 807540, 1022884, 1278605, 1534326, 1615080, 2045768, 2557210, 3068652, 3835815, 5114420, 6137304, 7671630, 10228840, 15343260, 30686520]

約数ペア:

[(1, 30686520), (2, 15343260), (3, 10228840), (4, 7671630), (5, 6137304), (6, 5114420), (8, 3835815), (10, 3068652), (12, 2557210), (15, 2045768), (19, 1615080), (20, 1534326), (24, 1278605), (30, 1022884), (38, 807540), (40, 767163), (43, 713640), (57, 538360), (60, 511442), (76, 403770), (86, 356820), (95, 323016), (114, 269180), (120, 255721), (129, 237880), (152, 201885), (172, 178410), (190, 161508), (215, 142728), (228, 134590), (258, 118940), (285, 107672), (313, 98040), (344, 89205), (380, 80754), (430, 71364), (456, 67295), (516, 59470), (570, 53836), (626, 49020), (645, 47576), (760, 40377), (817, 37560), (860, 35682), (939, 32680), (1032, 29735), (1140, 26918), (1252, 24510), (1290, 23788), (1565, 19608), (1634, 18780), (1720, 17841), (1878, 16340), (2280, 13459), (2451, 12520), (2504, 12255), (2580, 11894), (3130, 9804), (3268, 9390), (3756, 8170), (4085, 7512), (4695, 6536), (4902, 6260), (5160, 5947)]