203468720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1471}}^1$

素因数の和:1523

約数の個数: 160

約数和(自身を含む): 613294080

約数和(自身を除く): 409825360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 182, 190, 208, 247, 260, 266, 280, 304, 364, 380, 455, 494, 520, 532, 560, 665, 728, 760, 910, 988, 1040, 1064, 1235, 1330, 1456, 1471, 1520, 1729, 1820, 1976, 2128, 2470, 2660, 2942, 3458, 3640, 3952, 4940, 5320, 5884, 6916, 7280, 7355, 8645, 9880, 10297, 10640, 11768, 13832, 14710, 17290, 19123, 19760, 20594, 23536, 27664, 27949, 29420, 34580, 38246, 41188, 51485, 55898, 58840, 69160, 76492, 82376, 95615, 102970, 111796, 117680, 133861, 138320, 139745, 152984, 164752, 191230, 195643, 205940, 223592, 267722, 279490, 305968, 363337, 382460, 391286, 411880, 447184, 535444, 558980, 669305, 726674, 764920, 782572, 823760, 978215, 1070888, 1117960, 1338610, 1453348, 1529840, 1565144, 1816685, 1956430, 2141776, 2235920, 2543359, 2677220, 2906696, 3130288, 3633370, 3912860, 5086718, 5354440, 5813392, 7266740, 7825720, 10173436, 10708880, 12716795, 14533480, 15651440, 20346872, 25433590, 29066960, 40693744, 50867180, 101734360, 203468720]

約数ペア:

[(1, 203468720), (2, 101734360), (4, 50867180), (5, 40693744), (7, 29066960), (8, 25433590), (10, 20346872), (13, 15651440), (14, 14533480), (16, 12716795), (19, 10708880), (20, 10173436), (26, 7825720), (28, 7266740), (35, 5813392), (38, 5354440), (40, 5086718), (52, 3912860), (56, 3633370), (65, 3130288), (70, 2906696), (76, 2677220), (80, 2543359), (91, 2235920), (95, 2141776), (104, 1956430), (112, 1816685), (130, 1565144), (133, 1529840), (140, 1453348), (152, 1338610), (182, 1117960), (190, 1070888), (208, 978215), (247, 823760), (260, 782572), (266, 764920), (280, 726674), (304, 669305), (364, 558980), (380, 535444), (455, 447184), (494, 411880), (520, 391286), (532, 382460), (560, 363337), (665, 305968), (728, 279490), (760, 267722), (910, 223592), (988, 205940), (1040, 195643), (1064, 191230), (1235, 164752), (1330, 152984), (1456, 139745), (1471, 138320), (1520, 133861), (1729, 117680), (1820, 111796), (1976, 102970), (2128, 95615), (2470, 82376), (2660, 76492), (2942, 69160), (3458, 58840), (3640, 55898), (3952, 51485), (4940, 41188), (5320, 38246), (5884, 34580), (6916, 29420), (7280, 27949), (7355, 27664), (8645, 23536), (9880, 20594), (10297, 19760), (10640, 19123), (11768, 17290), (13832, 14710)]