858372880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:669

約数の個数: 160

約数和(自身を含む): 2246999040

約数和(自身を除く): 1388626160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 43, 46, 76, 80, 86, 92, 95, 115, 152, 172, 184, 190, 215, 230, 304, 344, 368, 380, 430, 437, 460, 571, 688, 760, 817, 860, 874, 920, 989, 1142, 1520, 1634, 1720, 1748, 1840, 1978, 2185, 2284, 2855, 3268, 3440, 3496, 3956, 4085, 4370, 4568, 4945, 5710, 6536, 6992, 7912, 8170, 8740, 9136, 9890, 10849, 11420, 13072, 13133, 15824, 16340, 17480, 18791, 19780, 21698, 22840, 24553, 26266, 32680, 34960, 37582, 39560, 43396, 45680, 49106, 52532, 54245, 65360, 65665, 75164, 79120, 86792, 93955, 98212, 105064, 108490, 122765, 131330, 150328, 173584, 187910, 196424, 210128, 216980, 245530, 249527, 262660, 300656, 375820, 392848, 433960, 466507, 491060, 499054, 525320, 564719, 751640, 867920, 933014, 982120, 998108, 1050640, 1129438, 1247635, 1503280, 1866028, 1964240, 1996216, 2258876, 2332535, 2495270, 2823595, 3732056, 3992432, 4517752, 4665070, 4990540, 5647190, 7464112, 9035504, 9330140, 9981080, 10729661, 11294380, 18660280, 19962160, 21459322, 22588760, 37320560, 42918644, 45177520, 53648305, 85837288, 107296610, 171674576, 214593220, 429186440, 858372880]

約数ペア:

[(1, 858372880), (2, 429186440), (4, 214593220), (5, 171674576), (8, 107296610), (10, 85837288), (16, 53648305), (19, 45177520), (20, 42918644), (23, 37320560), (38, 22588760), (40, 21459322), (43, 19962160), (46, 18660280), (76, 11294380), (80, 10729661), (86, 9981080), (92, 9330140), (95, 9035504), (115, 7464112), (152, 5647190), (172, 4990540), (184, 4665070), (190, 4517752), (215, 3992432), (230, 3732056), (304, 2823595), (344, 2495270), (368, 2332535), (380, 2258876), (430, 1996216), (437, 1964240), (460, 1866028), (571, 1503280), (688, 1247635), (760, 1129438), (817, 1050640), (860, 998108), (874, 982120), (920, 933014), (989, 867920), (1142, 751640), (1520, 564719), (1634, 525320), (1720, 499054), (1748, 491060), (1840, 466507), (1978, 433960), (2185, 392848), (2284, 375820), (2855, 300656), (3268, 262660), (3440, 249527), (3496, 245530), (3956, 216980), (4085, 210128), (4370, 196424), (4568, 187910), (4945, 173584), (5710, 150328), (6536, 131330), (6992, 122765), (7912, 108490), (8170, 105064), (8740, 98212), (9136, 93955), (9890, 86792), (10849, 79120), (11420, 75164), (13072, 65665), (13133, 65360), (15824, 54245), (16340, 52532), (17480, 49106), (18791, 45680), (19780, 43396), (21698, 39560), (22840, 37582), (24553, 34960), (26266, 32680)]