215309748

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:337

約数の個数: 96

約数和(自身を含む): 546215040

約数和(自身を除く): 330905292

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 61, 76, 113, 114, 122, 137, 183, 226, 228, 244, 274, 339, 366, 411, 452, 548, 678, 732, 822, 1159, 1356, 1644, 2147, 2318, 2603, 3477, 4294, 4636, 5206, 6441, 6893, 6954, 7809, 8357, 8588, 10412, 12882, 13786, 13908, 15481, 15618, 16714, 20679, 25071, 25764, 27572, 30962, 31236, 33428, 41358, 46443, 50142, 61924, 82716, 92886, 100284, 130967, 158783, 185772, 261934, 294139, 317566, 392901, 476349, 523868, 588278, 635132, 785802, 882417, 944341, 952698, 1176556, 1571604, 1764834, 1888682, 1905396, 2833023, 3529668, 3777364, 5666046, 11332092, 17942479, 35884958, 53827437, 71769916, 107654874, 215309748]

約数ペア:

[(1, 215309748), (2, 107654874), (3, 71769916), (4, 53827437), (6, 35884958), (12, 17942479), (19, 11332092), (38, 5666046), (57, 3777364), (61, 3529668), (76, 2833023), (113, 1905396), (114, 1888682), (122, 1764834), (137, 1571604), (183, 1176556), (226, 952698), (228, 944341), (244, 882417), (274, 785802), (339, 635132), (366, 588278), (411, 523868), (452, 476349), (548, 392901), (678, 317566), (732, 294139), (822, 261934), (1159, 185772), (1356, 158783), (1644, 130967), (2147, 100284), (2318, 92886), (2603, 82716), (3477, 61924), (4294, 50142), (4636, 46443), (5206, 41358), (6441, 33428), (6893, 31236), (6954, 30962), (7809, 27572), (8357, 25764), (8588, 25071), (10412, 20679), (12882, 16714), (13786, 15618), (13908, 15481)]