248138880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:443

約数の個数: 256

約数和(自身を含む): 893030400

約数和(自身を除く): 644891520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 64, 66, 80, 88, 93, 96, 110, 120, 124, 128, 132, 155, 160, 165, 176, 186, 192, 220, 240, 248, 264, 310, 320, 330, 341, 352, 372, 379, 384, 440, 465, 480, 496, 528, 620, 640, 660, 682, 704, 744, 758, 880, 930, 960, 992, 1023, 1056, 1137, 1240, 1320, 1364, 1408, 1488, 1516, 1705, 1760, 1860, 1895, 1920, 1984, 2046, 2112, 2274, 2480, 2640, 2728, 2976, 3032, 3410, 3520, 3720, 3790, 3968, 4092, 4169, 4224, 4548, 4960, 5115, 5280, 5456, 5685, 5952, 6064, 6820, 7040, 7440, 7580, 8184, 8338, 9096, 9920, 10230, 10560, 10912, 11370, 11749, 11904, 12128, 12507, 13640, 14880, 15160, 16368, 16676, 18192, 19840, 20460, 20845, 21120, 21824, 22740, 23498, 24256, 25014, 27280, 29760, 30320, 32736, 33352, 35247, 36384, 40920, 41690, 43648, 45480, 46996, 48512, 50028, 54560, 58745, 59520, 60640, 62535, 65472, 66704, 70494, 72768, 81840, 83380, 90960, 93992, 100056, 109120, 117490, 121280, 125070, 129239, 130944, 133408, 140988, 145536, 163680, 166760, 176235, 181920, 187984, 200112, 218240, 234980, 242560, 250140, 258478, 266816, 281976, 327360, 333520, 352470, 363840, 375968, 387717, 400224, 469960, 500280, 516956, 533632, 563952, 646195, 654720, 667040, 704940, 727680, 751936, 775434, 800448, 939920, 1000560, 1033912, 1127904, 1292390, 1334080, 1409880, 1503872, 1550868, 1600896, 1879840, 1938585, 2001120, 2067824, 2255808, 2584780, 2668160, 2819760, 3101736, 3759680, 3877170, 4002240, 4135648, 4511616, 5169560, 5639520, 6203472, 7519360, 7754340, 8004480, 8271296, 10339120, 11279040, 12406944, 15508680, 16542592, 20678240, 22558080, 24813888, 31017360, 41356480, 49627776, 62034720, 82712960, 124069440, 248138880]

約数ペア:

[(1, 248138880), (2, 124069440), (3, 82712960), (4, 62034720), (5, 49627776), (6, 41356480), (8, 31017360), (10, 24813888), (11, 22558080), (12, 20678240), (15, 16542592), (16, 15508680), (20, 12406944), (22, 11279040), (24, 10339120), (30, 8271296), (31, 8004480), (32, 7754340), (33, 7519360), (40, 6203472), (44, 5639520), (48, 5169560), (55, 4511616), (60, 4135648), (62, 4002240), (64, 3877170), (66, 3759680), (80, 3101736), (88, 2819760), (93, 2668160), (96, 2584780), (110, 2255808), (120, 2067824), (124, 2001120), (128, 1938585), (132, 1879840), (155, 1600896), (160, 1550868), (165, 1503872), (176, 1409880), (186, 1334080), (192, 1292390), (220, 1127904), (240, 1033912), (248, 1000560), (264, 939920), (310, 800448), (320, 775434), (330, 751936), (341, 727680), (352, 704940), (372, 667040), (379, 654720), (384, 646195), (440, 563952), (465, 533632), (480, 516956), (496, 500280), (528, 469960), (620, 400224), (640, 387717), (660, 375968), (682, 363840), (704, 352470), (744, 333520), (758, 327360), (880, 281976), (930, 266816), (960, 258478), (992, 250140), (1023, 242560), (1056, 234980), (1137, 218240), (1240, 200112), (1320, 187984), (1364, 181920), (1408, 176235), (1488, 166760), (1516, 163680), (1705, 145536), (1760, 140988), (1860, 133408), (1895, 130944), (1920, 129239), (1984, 125070), (2046, 121280), (2112, 117490), (2274, 109120), (2480, 100056), (2640, 93992), (2728, 90960), (2976, 83380), (3032, 81840), (3410, 72768), (3520, 70494), (3720, 66704), (3790, 65472), (3968, 62535), (4092, 60640), (4169, 59520), (4224, 58745), (4548, 54560), (4960, 50028), (5115, 48512), (5280, 46996), (5456, 45480), (5685, 43648), (5952, 41690), (6064, 40920), (6820, 36384), (7040, 35247), (7440, 33352), (7580, 32736), (8184, 30320), (8338, 29760), (9096, 27280), (9920, 25014), (10230, 24256), (10560, 23498), (10912, 22740), (11370, 21824), (11749, 21120), (11904, 20845), (12128, 20460), (12507, 19840), (13640, 18192), (14880, 16676), (15160, 16368)]