197295280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{661}}^1$

素因数の和:735

約数の個数: 160

約数和(自身を含む): 579212928

約数和(自身を除く): 381917648

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 41, 52, 56, 65, 70, 80, 82, 91, 104, 112, 130, 140, 164, 182, 205, 208, 260, 280, 287, 328, 364, 410, 455, 520, 533, 560, 574, 656, 661, 728, 820, 910, 1040, 1066, 1148, 1322, 1435, 1456, 1640, 1820, 2132, 2296, 2644, 2665, 2870, 3280, 3305, 3640, 3731, 4264, 4592, 4627, 5288, 5330, 5740, 6610, 7280, 7462, 8528, 8593, 9254, 10576, 10660, 11480, 13220, 14924, 17186, 18508, 18655, 21320, 22960, 23135, 26440, 27101, 29848, 34372, 37016, 37310, 42640, 42965, 46270, 52880, 54202, 59696, 60151, 68744, 74032, 74620, 85930, 92540, 108404, 120302, 135505, 137488, 149240, 171860, 185080, 189707, 216808, 240604, 271010, 298480, 300755, 343720, 352313, 370160, 379414, 433616, 481208, 542020, 601510, 687440, 704626, 758828, 948535, 962416, 1084040, 1203020, 1409252, 1517656, 1761565, 1897070, 2168080, 2406040, 2466191, 2818504, 3035312, 3523130, 3794140, 4812080, 4932382, 5637008, 7046260, 7588280, 9864764, 12330955, 14092520, 15176560, 19729528, 24661910, 28185040, 39459056, 49323820, 98647640, 197295280]

約数ペア:

[(1, 197295280), (2, 98647640), (4, 49323820), (5, 39459056), (7, 28185040), (8, 24661910), (10, 19729528), (13, 15176560), (14, 14092520), (16, 12330955), (20, 9864764), (26, 7588280), (28, 7046260), (35, 5637008), (40, 4932382), (41, 4812080), (52, 3794140), (56, 3523130), (65, 3035312), (70, 2818504), (80, 2466191), (82, 2406040), (91, 2168080), (104, 1897070), (112, 1761565), (130, 1517656), (140, 1409252), (164, 1203020), (182, 1084040), (205, 962416), (208, 948535), (260, 758828), (280, 704626), (287, 687440), (328, 601510), (364, 542020), (410, 481208), (455, 433616), (520, 379414), (533, 370160), (560, 352313), (574, 343720), (656, 300755), (661, 298480), (728, 271010), (820, 240604), (910, 216808), (1040, 189707), (1066, 185080), (1148, 171860), (1322, 149240), (1435, 137488), (1456, 135505), (1640, 120302), (1820, 108404), (2132, 92540), (2296, 85930), (2644, 74620), (2665, 74032), (2870, 68744), (3280, 60151), (3305, 59696), (3640, 54202), (3731, 52880), (4264, 46270), (4592, 42965), (4627, 42640), (5288, 37310), (5330, 37016), (5740, 34372), (6610, 29848), (7280, 27101), (7462, 26440), (8528, 23135), (8593, 22960), (9254, 21320), (10576, 18655), (10660, 18508), (11480, 17186), (13220, 14924)]