888891520

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4073}}^1$

素因数の和:4134

約数の個数: 128

約数和(自身を含む): 2393556480

約数和(自身を除く): 1504664960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 310, 320, 341, 352, 440, 496, 620, 640, 682, 704, 880, 992, 1240, 1364, 1408, 1705, 1760, 1984, 2480, 2728, 3410, 3520, 3968, 4073, 4960, 5456, 6820, 7040, 8146, 9920, 10912, 13640, 16292, 19840, 20365, 21824, 27280, 32584, 40730, 43648, 44803, 54560, 65168, 81460, 89606, 109120, 126263, 130336, 162920, 179212, 218240, 224015, 252526, 260672, 325840, 358424, 448030, 505052, 521344, 631315, 651680, 716848, 896060, 1010104, 1262630, 1303360, 1388893, 1433696, 1792120, 2020208, 2525260, 2606720, 2777786, 2867392, 3584240, 4040416, 5050520, 5555572, 5734784, 6944465, 7168480, 8080832, 10101040, 11111144, 13888930, 14336960, 16161664, 20202080, 22222288, 27777860, 28673920, 40404160, 44444576, 55555720, 80808320, 88889152, 111111440, 177778304, 222222880, 444445760, 888891520]

約数ペア:

[(1, 888891520), (2, 444445760), (4, 222222880), (5, 177778304), (8, 111111440), (10, 88889152), (11, 80808320), (16, 55555720), (20, 44444576), (22, 40404160), (31, 28673920), (32, 27777860), (40, 22222288), (44, 20202080), (55, 16161664), (62, 14336960), (64, 13888930), (80, 11111144), (88, 10101040), (110, 8080832), (124, 7168480), (128, 6944465), (155, 5734784), (160, 5555572), (176, 5050520), (220, 4040416), (248, 3584240), (310, 2867392), (320, 2777786), (341, 2606720), (352, 2525260), (440, 2020208), (496, 1792120), (620, 1433696), (640, 1388893), (682, 1303360), (704, 1262630), (880, 1010104), (992, 896060), (1240, 716848), (1364, 651680), (1408, 631315), (1705, 521344), (1760, 505052), (1984, 448030), (2480, 358424), (2728, 325840), (3410, 260672), (3520, 252526), (3968, 224015), (4073, 218240), (4960, 179212), (5456, 162920), (6820, 130336), (7040, 126263), (8146, 109120), (9920, 89606), (10912, 81460), (13640, 65168), (16292, 54560), (19840, 44803), (20365, 43648), (21824, 40730), (27280, 32584)]