388740960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{541}}^1$

素因数の和:1061

約数の個数: 144

約数和(自身を含む): 1331694000

約数和(自身を除く): 942953040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 499, 541, 720, 998, 1082, 1440, 1497, 1623, 1996, 2164, 2495, 2705, 2994, 3246, 3992, 4328, 4491, 4869, 4990, 5410, 5988, 6492, 7485, 7984, 8115, 8656, 8982, 9738, 9980, 10820, 11976, 12984, 14970, 15968, 16230, 17312, 17964, 19476, 19960, 21640, 22455, 23952, 24345, 25968, 29940, 32460, 35928, 38952, 39920, 43280, 44910, 47904, 48690, 51936, 59880, 64920, 71856, 77904, 79840, 86560, 89820, 97380, 119760, 129840, 143712, 155808, 179640, 194760, 239520, 259680, 269959, 359280, 389520, 539918, 718560, 779040, 809877, 1079836, 1349795, 1619754, 2159672, 2429631, 2699590, 3239508, 4049385, 4319344, 4859262, 5399180, 6479016, 8098770, 8638688, 9718524, 10798360, 12148155, 12958032, 16197540, 19437048, 21596720, 24296310, 25916064, 32395080, 38874096, 43193440, 48592620, 64790160, 77748192, 97185240, 129580320, 194370480, 388740960]

約数ペア:

[(1, 388740960), (2, 194370480), (3, 129580320), (4, 97185240), (5, 77748192), (6, 64790160), (8, 48592620), (9, 43193440), (10, 38874096), (12, 32395080), (15, 25916064), (16, 24296310), (18, 21596720), (20, 19437048), (24, 16197540), (30, 12958032), (32, 12148155), (36, 10798360), (40, 9718524), (45, 8638688), (48, 8098770), (60, 6479016), (72, 5399180), (80, 4859262), (90, 4319344), (96, 4049385), (120, 3239508), (144, 2699590), (160, 2429631), (180, 2159672), (240, 1619754), (288, 1349795), (360, 1079836), (480, 809877), (499, 779040), (541, 718560), (720, 539918), (998, 389520), (1082, 359280), (1440, 269959), (1497, 259680), (1623, 239520), (1996, 194760), (2164, 179640), (2495, 155808), (2705, 143712), (2994, 129840), (3246, 119760), (3992, 97380), (4328, 89820), (4491, 86560), (4869, 79840), (4990, 77904), (5410, 71856), (5988, 64920), (6492, 59880), (7485, 51936), (7984, 48690), (8115, 47904), (8656, 44910), (8982, 43280), (9738, 39920), (9980, 38952), (10820, 35928), (11976, 32460), (12984, 29940), (14970, 25968), (15968, 24345), (16230, 23952), (17312, 22455), (17964, 21640), (19476, 19960)]