1520556240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{541}}^1$

素因数の和:810

約数の個数: 240

約数和(自身を含む): 5516432640

約数和(自身を除く): 3995876400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 239, 240, 245, 280, 294, 336, 392, 420, 478, 490, 541, 560, 588, 717, 735, 784, 840, 956, 980, 1082, 1176, 1195, 1434, 1470, 1623, 1673, 1680, 1912, 1960, 2164, 2352, 2390, 2705, 2868, 2940, 3246, 3346, 3585, 3787, 3824, 3920, 4328, 4780, 5019, 5410, 5736, 5880, 6492, 6692, 7170, 7574, 8115, 8365, 8656, 9560, 10038, 10820, 11361, 11472, 11711, 11760, 12984, 13384, 14340, 15148, 16230, 16730, 18935, 19120, 20076, 21640, 22722, 23422, 25095, 25968, 26509, 26768, 28680, 30296, 32460, 33460, 35133, 37870, 40152, 43280, 45444, 46844, 50190, 53018, 56805, 57360, 58555, 60592, 64920, 66920, 70266, 75740, 79527, 80304, 90888, 93688, 100380, 106036, 113610, 117110, 129299, 129840, 132545, 133840, 140532, 151480, 159054, 175665, 181776, 187376, 200760, 212072, 227220, 234220, 258598, 265090, 281064, 302960, 318108, 351330, 387897, 397635, 401520, 424144, 454440, 468440, 517196, 530180, 562128, 636216, 646495, 702660, 775794, 795270, 905093, 908880, 936880, 1034392, 1060360, 1272432, 1292990, 1405320, 1551588, 1590540, 1810186, 1939485, 2068784, 2120720, 2585980, 2715279, 2810640, 3103176, 3181080, 3620372, 3878970, 4525465, 5171960, 5430558, 6206352, 6335651, 6362160, 7240744, 7757940, 9050930, 10343920, 10861116, 12671302, 13576395, 14481488, 15515880, 18101860, 19006953, 21722232, 25342604, 27152790, 31031760, 31678255, 36203720, 38013906, 43444464, 50685208, 54305580, 63356510, 72407440, 76027812, 95034765, 101370416, 108611160, 126713020, 152055624, 190069530, 217222320, 253426040, 304111248, 380139060, 506852080, 760278120, 1520556240]

約数ペア:

[(1, 1520556240), (2, 760278120), (3, 506852080), (4, 380139060), (5, 304111248), (6, 253426040), (7, 217222320), (8, 190069530), (10, 152055624), (12, 126713020), (14, 108611160), (15, 101370416), (16, 95034765), (20, 76027812), (21, 72407440), (24, 63356510), (28, 54305580), (30, 50685208), (35, 43444464), (40, 38013906), (42, 36203720), (48, 31678255), (49, 31031760), (56, 27152790), (60, 25342604), (70, 21722232), (80, 19006953), (84, 18101860), (98, 15515880), (105, 14481488), (112, 13576395), (120, 12671302), (140, 10861116), (147, 10343920), (168, 9050930), (196, 7757940), (210, 7240744), (239, 6362160), (240, 6335651), (245, 6206352), (280, 5430558), (294, 5171960), (336, 4525465), (392, 3878970), (420, 3620372), (478, 3181080), (490, 3103176), (541, 2810640), (560, 2715279), (588, 2585980), (717, 2120720), (735, 2068784), (784, 1939485), (840, 1810186), (956, 1590540), (980, 1551588), (1082, 1405320), (1176, 1292990), (1195, 1272432), (1434, 1060360), (1470, 1034392), (1623, 936880), (1673, 908880), (1680, 905093), (1912, 795270), (1960, 775794), (2164, 702660), (2352, 646495), (2390, 636216), (2705, 562128), (2868, 530180), (2940, 517196), (3246, 468440), (3346, 454440), (3585, 424144), (3787, 401520), (3824, 397635), (3920, 387897), (4328, 351330), (4780, 318108), (5019, 302960), (5410, 281064), (5736, 265090), (5880, 258598), (6492, 234220), (6692, 227220), (7170, 212072), (7574, 200760), (8115, 187376), (8365, 181776), (8656, 175665), (9560, 159054), (10038, 151480), (10820, 140532), (11361, 133840), (11472, 132545), (11711, 129840), (11760, 129299), (12984, 117110), (13384, 113610), (14340, 106036), (15148, 100380), (16230, 93688), (16730, 90888), (18935, 80304), (19120, 79527), (20076, 75740), (21640, 70266), (22722, 66920), (23422, 64920), (25095, 60592), (25968, 58555), (26509, 57360), (26768, 56805), (28680, 53018), (30296, 50190), (32460, 46844), (33460, 45444), (35133, 43280), (37870, 40152)]