205764680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 538444800

約数和(自身を除く): 332680120

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 151, 152, 163, 190, 209, 220, 302, 326, 380, 418, 440, 604, 652, 755, 760, 815, 836, 1045, 1208, 1304, 1510, 1630, 1661, 1672, 1793, 2090, 2869, 3020, 3097, 3260, 3322, 3586, 4180, 5738, 6040, 6194, 6520, 6644, 7172, 8305, 8360, 8965, 11476, 12388, 13288, 14344, 14345, 15485, 16610, 17930, 22952, 24613, 24776, 28690, 30970, 31559, 33220, 34067, 35860, 49226, 57380, 61940, 63118, 66440, 68134, 71720, 98452, 114760, 123065, 123880, 126236, 136268, 157795, 170335, 196904, 246130, 252472, 270743, 272536, 315590, 340670, 467647, 492260, 541486, 631180, 681340, 935294, 984520, 1082972, 1262360, 1353715, 1362680, 1870588, 2165944, 2338235, 2707430, 3741176, 4676470, 5144117, 5414860, 9352940, 10288234, 10829720, 18705880, 20576468, 25720585, 41152936, 51441170, 102882340, 205764680]

約数ペア:

[(1, 205764680), (2, 102882340), (4, 51441170), (5, 41152936), (8, 25720585), (10, 20576468), (11, 18705880), (19, 10829720), (20, 10288234), (22, 9352940), (38, 5414860), (40, 5144117), (44, 4676470), (55, 3741176), (76, 2707430), (88, 2338235), (95, 2165944), (110, 1870588), (151, 1362680), (152, 1353715), (163, 1262360), (190, 1082972), (209, 984520), (220, 935294), (302, 681340), (326, 631180), (380, 541486), (418, 492260), (440, 467647), (604, 340670), (652, 315590), (755, 272536), (760, 270743), (815, 252472), (836, 246130), (1045, 196904), (1208, 170335), (1304, 157795), (1510, 136268), (1630, 126236), (1661, 123880), (1672, 123065), (1793, 114760), (2090, 98452), (2869, 71720), (3020, 68134), (3097, 66440), (3260, 63118), (3322, 61940), (3586, 57380), (4180, 49226), (5738, 35860), (6040, 34067), (6194, 33220), (6520, 31559), (6644, 30970), (7172, 28690), (8305, 24776), (8360, 24613), (8965, 22952), (11476, 17930), (12388, 16610), (13288, 15485), (14344, 14345)]