255239400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1$

素因数の和:836

約数の個数: 192

約数和(自身を含む): 873069120

約数和(自身を除く): 617829720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 43, 50, 52, 60, 65, 75, 78, 86, 100, 104, 120, 129, 130, 150, 156, 172, 195, 200, 215, 258, 260, 300, 312, 325, 344, 390, 430, 516, 520, 559, 600, 645, 650, 761, 780, 860, 975, 1032, 1075, 1118, 1290, 1300, 1522, 1560, 1677, 1720, 1950, 2150, 2236, 2283, 2580, 2600, 2795, 3044, 3225, 3354, 3805, 3900, 4300, 4472, 4566, 5160, 5590, 6088, 6450, 6708, 7610, 7800, 8385, 8600, 9132, 9893, 11180, 11415, 12900, 13416, 13975, 15220, 16770, 18264, 19025, 19786, 22360, 22830, 25800, 27950, 29679, 30440, 32723, 33540, 38050, 39572, 41925, 45660, 49465, 55900, 57075, 59358, 65446, 67080, 76100, 79144, 83850, 91320, 98169, 98930, 111800, 114150, 118716, 130892, 148395, 152200, 163615, 167700, 196338, 197860, 228300, 237432, 247325, 261784, 296790, 327230, 335400, 392676, 395720, 425399, 456600, 490845, 494650, 593580, 654460, 741975, 785352, 818075, 850798, 981690, 989300, 1187160, 1276197, 1308920, 1483950, 1636150, 1701596, 1963380, 1978600, 2126995, 2454225, 2552394, 2967900, 3272300, 3403192, 3926760, 4253990, 4908450, 5104788, 5935800, 6380985, 6544600, 8507980, 9816900, 10209576, 10634975, 12761970, 17015960, 19633800, 21269950, 25523940, 31904925, 42539900, 51047880, 63809850, 85079800, 127619700, 255239400]

約数ペア:

[(1, 255239400), (2, 127619700), (3, 85079800), (4, 63809850), (5, 51047880), (6, 42539900), (8, 31904925), (10, 25523940), (12, 21269950), (13, 19633800), (15, 17015960), (20, 12761970), (24, 10634975), (25, 10209576), (26, 9816900), (30, 8507980), (39, 6544600), (40, 6380985), (43, 5935800), (50, 5104788), (52, 4908450), (60, 4253990), (65, 3926760), (75, 3403192), (78, 3272300), (86, 2967900), (100, 2552394), (104, 2454225), (120, 2126995), (129, 1978600), (130, 1963380), (150, 1701596), (156, 1636150), (172, 1483950), (195, 1308920), (200, 1276197), (215, 1187160), (258, 989300), (260, 981690), (300, 850798), (312, 818075), (325, 785352), (344, 741975), (390, 654460), (430, 593580), (516, 494650), (520, 490845), (559, 456600), (600, 425399), (645, 395720), (650, 392676), (761, 335400), (780, 327230), (860, 296790), (975, 261784), (1032, 247325), (1075, 237432), (1118, 228300), (1290, 197860), (1300, 196338), (1522, 167700), (1560, 163615), (1677, 152200), (1720, 148395), (1950, 130892), (2150, 118716), (2236, 114150), (2283, 111800), (2580, 98930), (2600, 98169), (2795, 91320), (3044, 83850), (3225, 79144), (3354, 76100), (3805, 67080), (3900, 65446), (4300, 59358), (4472, 57075), (4566, 55900), (5160, 49465), (5590, 45660), (6088, 41925), (6450, 39572), (6708, 38050), (7610, 33540), (7800, 32723), (8385, 30440), (8600, 29679), (9132, 27950), (9893, 25800), (11180, 22830), (11415, 22360), (12900, 19786), (13416, 19025), (13975, 18264), (15220, 16770)]