778767480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11821}}^1$

素因数の和:11902

約数の個数: 128

約数和(自身を含む): 2638670400

約数和(自身を除く): 1859902920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 90, 108, 120, 122, 135, 180, 183, 216, 244, 270, 305, 360, 366, 488, 540, 549, 610, 732, 915, 1080, 1098, 1220, 1464, 1647, 1830, 2196, 2440, 2745, 3294, 3660, 4392, 5490, 6588, 7320, 8235, 10980, 11821, 13176, 16470, 21960, 23642, 32940, 35463, 47284, 59105, 65880, 70926, 94568, 106389, 118210, 141852, 177315, 212778, 236420, 283704, 319167, 354630, 425556, 472840, 531945, 638334, 709260, 721081, 851112, 1063890, 1276668, 1418520, 1442162, 1595835, 2127780, 2163243, 2553336, 2884324, 3191670, 3605405, 4255560, 4326486, 5768648, 6383340, 6489729, 7210810, 8652972, 10816215, 12766680, 12979458, 14421620, 17305944, 19469187, 21632430, 25958916, 28843240, 32448645, 38938374, 43264860, 51917832, 64897290, 77876748, 86529720, 97345935, 129794580, 155753496, 194691870, 259589160, 389383740, 778767480]

約数ペア:

[(1, 778767480), (2, 389383740), (3, 259589160), (4, 194691870), (5, 155753496), (6, 129794580), (8, 97345935), (9, 86529720), (10, 77876748), (12, 64897290), (15, 51917832), (18, 43264860), (20, 38938374), (24, 32448645), (27, 28843240), (30, 25958916), (36, 21632430), (40, 19469187), (45, 17305944), (54, 14421620), (60, 12979458), (61, 12766680), (72, 10816215), (90, 8652972), (108, 7210810), (120, 6489729), (122, 6383340), (135, 5768648), (180, 4326486), (183, 4255560), (216, 3605405), (244, 3191670), (270, 2884324), (305, 2553336), (360, 2163243), (366, 2127780), (488, 1595835), (540, 1442162), (549, 1418520), (610, 1276668), (732, 1063890), (915, 851112), (1080, 721081), (1098, 709260), (1220, 638334), (1464, 531945), (1647, 472840), (1830, 425556), (2196, 354630), (2440, 319167), (2745, 283704), (3294, 236420), (3660, 212778), (4392, 177315), (5490, 141852), (6588, 118210), (7320, 106389), (8235, 94568), (10980, 70926), (11821, 65880), (13176, 59105), (16470, 47284), (21960, 35463), (23642, 32940)]