155502620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1987}}^1$

素因数の和:2059

約数の個数: 96

約数和(自身を含む): 411468288

約数和(自身を除く): 255965668

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 52, 65, 70, 86, 91, 130, 140, 172, 182, 215, 260, 301, 364, 430, 455, 559, 602, 860, 910, 1118, 1204, 1505, 1820, 1987, 2236, 2795, 3010, 3913, 3974, 5590, 6020, 7826, 7948, 9935, 11180, 13909, 15652, 19565, 19870, 25831, 27818, 39130, 39740, 51662, 55636, 69545, 78260, 85441, 103324, 129155, 139090, 170882, 180817, 258310, 278180, 341764, 361634, 427205, 516620, 598087, 723268, 854410, 904085, 1110733, 1196174, 1708820, 1808170, 2221466, 2392348, 2990435, 3616340, 4442932, 5553665, 5980870, 7775131, 11107330, 11961740, 15550262, 22214660, 31100524, 38875655, 77751310, 155502620]

約数ペア:

[(1, 155502620), (2, 77751310), (4, 38875655), (5, 31100524), (7, 22214660), (10, 15550262), (13, 11961740), (14, 11107330), (20, 7775131), (26, 5980870), (28, 5553665), (35, 4442932), (43, 3616340), (52, 2990435), (65, 2392348), (70, 2221466), (86, 1808170), (91, 1708820), (130, 1196174), (140, 1110733), (172, 904085), (182, 854410), (215, 723268), (260, 598087), (301, 516620), (364, 427205), (430, 361634), (455, 341764), (559, 278180), (602, 258310), (860, 180817), (910, 170882), (1118, 139090), (1204, 129155), (1505, 103324), (1820, 85441), (1987, 78260), (2236, 69545), (2795, 55636), (3010, 51662), (3913, 39740), (3974, 39130), (5590, 27818), (6020, 25831), (7826, 19870), (7948, 19565), (9935, 15652), (11180, 13909)]