784151340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:448

約数の個数: 192

約数和(自身を含む): 2581168128

約数和(自身を除く): 1797016788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 105, 122, 127, 140, 183, 210, 241, 244, 254, 305, 366, 381, 420, 427, 482, 508, 610, 635, 723, 732, 762, 854, 889, 915, 964, 1205, 1220, 1270, 1281, 1446, 1524, 1687, 1708, 1778, 1830, 1905, 2135, 2410, 2540, 2562, 2667, 2892, 3374, 3556, 3615, 3660, 3810, 4270, 4445, 4820, 5061, 5124, 5334, 6405, 6748, 7230, 7620, 7747, 8435, 8540, 8890, 10122, 10668, 12810, 13335, 14460, 14701, 15494, 16870, 17780, 20244, 23241, 25305, 25620, 26670, 29402, 30607, 30988, 33740, 38735, 44103, 46482, 50610, 53340, 54229, 58804, 61214, 73505, 77470, 88206, 91821, 92964, 101220, 102907, 108458, 116205, 122428, 147010, 153035, 154940, 162687, 176412, 183642, 205814, 214249, 216916, 220515, 232410, 271145, 294020, 306070, 308721, 325374, 367284, 411628, 428498, 441030, 459105, 464820, 514535, 542290, 612140, 617442, 642747, 650748, 813435, 856996, 882060, 918210, 1029070, 1071245, 1084580, 1234884, 1285494, 1543605, 1626870, 1836420, 1867027, 2058140, 2142490, 2570988, 3087210, 3213735, 3253740, 3734054, 4284980, 5601081, 6174420, 6427470, 7468108, 9335135, 11202162, 12854940, 13069189, 18670270, 22404324, 26138378, 28005405, 37340540, 39207567, 52276756, 56010810, 65345945, 78415134, 112021620, 130691890, 156830268, 196037835, 261383780, 392075670, 784151340]

約数ペア:

[(1, 784151340), (2, 392075670), (3, 261383780), (4, 196037835), (5, 156830268), (6, 130691890), (7, 112021620), (10, 78415134), (12, 65345945), (14, 56010810), (15, 52276756), (20, 39207567), (21, 37340540), (28, 28005405), (30, 26138378), (35, 22404324), (42, 18670270), (60, 13069189), (61, 12854940), (70, 11202162), (84, 9335135), (105, 7468108), (122, 6427470), (127, 6174420), (140, 5601081), (183, 4284980), (210, 3734054), (241, 3253740), (244, 3213735), (254, 3087210), (305, 2570988), (366, 2142490), (381, 2058140), (420, 1867027), (427, 1836420), (482, 1626870), (508, 1543605), (610, 1285494), (635, 1234884), (723, 1084580), (732, 1071245), (762, 1029070), (854, 918210), (889, 882060), (915, 856996), (964, 813435), (1205, 650748), (1220, 642747), (1270, 617442), (1281, 612140), (1446, 542290), (1524, 514535), (1687, 464820), (1708, 459105), (1778, 441030), (1830, 428498), (1905, 411628), (2135, 367284), (2410, 325374), (2540, 308721), (2562, 306070), (2667, 294020), (2892, 271145), (3374, 232410), (3556, 220515), (3615, 216916), (3660, 214249), (3810, 205814), (4270, 183642), (4445, 176412), (4820, 162687), (5061, 154940), (5124, 153035), (5334, 147010), (6405, 122428), (6748, 116205), (7230, 108458), (7620, 102907), (7747, 101220), (8435, 92964), (8540, 91821), (8890, 88206), (10122, 77470), (10668, 73505), (12810, 61214), (13335, 58804), (14460, 54229), (14701, 53340), (15494, 50610), (16870, 46482), (17780, 44103), (20244, 38735), (23241, 33740), (25305, 30988), (25620, 30607), (26670, 29402)]