406937440

素因数分解:

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

素因数の和:1525

約数の個数: 192

約数和(自身を含む): 1246371840

約数和(自身を除く): 839434400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 160, 182, 190, 208, 224, 247, 260, 266, 280, 304, 364, 380, 416, 455, 494, 520, 532, 560, 608, 665, 728, 760, 910, 988, 1040, 1064, 1120, 1235, 1330, 1456, 1471, 1520, 1729, 1820, 1976, 2080, 2128, 2470, 2660, 2912, 2942, 3040, 3458, 3640, 3952, 4256, 4940, 5320, 5884, 6916, 7280, 7355, 7904, 8645, 9880, 10297, 10640, 11768, 13832, 14560, 14710, 17290, 19123, 19760, 20594, 21280, 23536, 27664, 27949, 29420, 34580, 38246, 39520, 41188, 47072, 51485, 55328, 55898, 58840, 69160, 76492, 82376, 95615, 102970, 111796, 117680, 133861, 138320, 139745, 152984, 164752, 191230, 195643, 205940, 223592, 235360, 267722, 276640, 279490, 305968, 329504, 363337, 382460, 391286, 411880, 447184, 535444, 558980, 611936, 669305, 726674, 764920, 782572, 823760, 894368, 978215, 1070888, 1117960, 1338610, 1453348, 1529840, 1565144, 1647520, 1816685, 1956430, 2141776, 2235920, 2543359, 2677220, 2906696, 3059680, 3130288, 3633370, 3912860, 4283552, 4471840, 5086718, 5354440, 5813392, 6260576, 7266740, 7825720, 10173436, 10708880, 11626784, 12716795, 14533480, 15651440, 20346872, 21417760, 25433590, 29066960, 31302880, 40693744, 50867180, 58133920, 81387488, 101734360, 203468720, 406937440]

約数ペア:

[(1, 406937440), (2, 203468720), (4, 101734360), (5, 81387488), (7, 58133920), (8, 50867180), (10, 40693744), (13, 31302880), (14, 29066960), (16, 25433590), (19, 21417760), (20, 20346872), (26, 15651440), (28, 14533480), (32, 12716795), (35, 11626784), (38, 10708880), (40, 10173436), (52, 7825720), (56, 7266740), (65, 6260576), (70, 5813392), (76, 5354440), (80, 5086718), (91, 4471840), (95, 4283552), (104, 3912860), (112, 3633370), (130, 3130288), (133, 3059680), (140, 2906696), (152, 2677220), (160, 2543359), (182, 2235920), (190, 2141776), (208, 1956430), (224, 1816685), (247, 1647520), (260, 1565144), (266, 1529840), (280, 1453348), (304, 1338610), (364, 1117960), (380, 1070888), (416, 978215), (455, 894368), (494, 823760), (520, 782572), (532, 764920), (560, 726674), (608, 669305), (665, 611936), (728, 558980), (760, 535444), (910, 447184), (988, 411880), (1040, 391286), (1064, 382460), (1120, 363337), (1235, 329504), (1330, 305968), (1456, 279490), (1471, 276640), (1520, 267722), (1729, 235360), (1820, 223592), (1976, 205940), (2080, 195643), (2128, 191230), (2470, 164752), (2660, 152984), (2912, 139745), (2942, 138320), (3040, 133861), (3458, 117680), (3640, 111796), (3952, 102970), (4256, 95615), (4940, 82376), (5320, 76492), (5884, 69160), (6916, 58840), (7280, 55898), (7355, 55328), (7904, 51485), (8645, 47072), (9880, 41188), (10297, 39520), (10640, 38246), (11768, 34580), (13832, 29420), (14560, 27949), (14710, 27664), (17290, 23536), (19123, 21280), (19760, 20594)]