785739780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{10223}}^1$

素因数の和:10306

約数の個数: 144

約数和(自身を含む): 2768822784

約数和(自身を除く): 1983083004

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 210, 244, 252, 305, 315, 366, 420, 427, 549, 610, 630, 732, 854, 915, 1098, 1220, 1260, 1281, 1708, 1830, 2135, 2196, 2562, 2745, 3660, 3843, 4270, 5124, 5490, 6405, 7686, 8540, 10223, 10980, 12810, 15372, 19215, 20446, 25620, 30669, 38430, 40892, 51115, 61338, 71561, 76860, 92007, 102230, 122676, 143122, 153345, 184014, 204460, 214683, 286244, 306690, 357805, 368028, 429366, 460035, 613380, 623603, 644049, 715610, 858732, 920070, 1073415, 1247206, 1288098, 1431220, 1840140, 1870809, 2146830, 2494412, 2576196, 3118015, 3220245, 3741618, 4293660, 4365221, 5612427, 6236030, 6440490, 7483236, 8730442, 9354045, 11224854, 12472060, 12880980, 13095663, 17460884, 18708090, 21826105, 22449708, 26191326, 28062135, 37416180, 39286989, 43652210, 52382652, 56124270, 65478315, 78573978, 87304420, 112248540, 130956630, 157147956, 196434945, 261913260, 392869890, 785739780]

約数ペア:

[(1, 785739780), (2, 392869890), (3, 261913260), (4, 196434945), (5, 157147956), (6, 130956630), (7, 112248540), (9, 87304420), (10, 78573978), (12, 65478315), (14, 56124270), (15, 52382652), (18, 43652210), (20, 39286989), (21, 37416180), (28, 28062135), (30, 26191326), (35, 22449708), (36, 21826105), (42, 18708090), (45, 17460884), (60, 13095663), (61, 12880980), (63, 12472060), (70, 11224854), (84, 9354045), (90, 8730442), (105, 7483236), (122, 6440490), (126, 6236030), (140, 5612427), (180, 4365221), (183, 4293660), (210, 3741618), (244, 3220245), (252, 3118015), (305, 2576196), (315, 2494412), (366, 2146830), (420, 1870809), (427, 1840140), (549, 1431220), (610, 1288098), (630, 1247206), (732, 1073415), (854, 920070), (915, 858732), (1098, 715610), (1220, 644049), (1260, 623603), (1281, 613380), (1708, 460035), (1830, 429366), (2135, 368028), (2196, 357805), (2562, 306690), (2745, 286244), (3660, 214683), (3843, 204460), (4270, 184014), (5124, 153345), (5490, 143122), (6405, 122676), (7686, 102230), (8540, 92007), (10223, 76860), (10980, 71561), (12810, 61338), (15372, 51115), (19215, 40892), (20446, 38430), (25620, 30669)]