78495840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{151}}^1$

素因数の和:210

約数の個数: 216

約数和(自身を含む): 284579568

約数和(自身を除く): 206083728

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 151, 152, 160, 171, 180, 190, 228, 240, 285, 288, 302, 304, 342, 360, 361, 380, 453, 456, 480, 570, 604, 608, 684, 720, 722, 755, 760, 855, 906, 912, 1083, 1140, 1208, 1359, 1368, 1440, 1444, 1510, 1520, 1710, 1805, 1812, 1824, 2166, 2265, 2280, 2416, 2718, 2736, 2869, 2888, 3020, 3040, 3249, 3420, 3610, 3624, 4332, 4530, 4560, 4832, 5415, 5436, 5472, 5738, 5776, 6040, 6498, 6795, 6840, 7220, 7248, 8607, 8664, 9060, 9120, 10830, 10872, 11476, 11552, 12080, 12996, 13590, 13680, 14345, 14440, 14496, 16245, 17214, 17328, 18120, 21660, 21744, 22952, 24160, 25821, 25992, 27180, 27360, 28690, 28880, 32490, 34428, 34656, 36240, 43035, 43320, 43488, 45904, 51642, 51984, 54360, 54511, 57380, 57760, 64980, 68856, 72480, 86070, 86640, 91808, 103284, 103968, 108720, 109022, 114760, 129105, 129960, 137712, 163533, 172140, 173280, 206568, 217440, 218044, 229520, 258210, 259920, 272555, 275424, 327066, 344280, 413136, 436088, 459040, 490599, 516420, 519840, 545110, 654132, 688560, 817665, 826272, 872176, 981198, 1032840, 1090220, 1308264, 1377120, 1635330, 1744352, 1962396, 2065680, 2180440, 2452995, 2616528, 3270660, 3924792, 4131360, 4360880, 4905990, 5233056, 6541320, 7849584, 8721760, 9811980, 13082640, 15699168, 19623960, 26165280, 39247920, 78495840]

約数ペア:

[(1, 78495840), (2, 39247920), (3, 26165280), (4, 19623960), (5, 15699168), (6, 13082640), (8, 9811980), (9, 8721760), (10, 7849584), (12, 6541320), (15, 5233056), (16, 4905990), (18, 4360880), (19, 4131360), (20, 3924792), (24, 3270660), (30, 2616528), (32, 2452995), (36, 2180440), (38, 2065680), (40, 1962396), (45, 1744352), (48, 1635330), (57, 1377120), (60, 1308264), (72, 1090220), (76, 1032840), (80, 981198), (90, 872176), (95, 826272), (96, 817665), (114, 688560), (120, 654132), (144, 545110), (151, 519840), (152, 516420), (160, 490599), (171, 459040), (180, 436088), (190, 413136), (228, 344280), (240, 327066), (285, 275424), (288, 272555), (302, 259920), (304, 258210), (342, 229520), (360, 218044), (361, 217440), (380, 206568), (453, 173280), (456, 172140), (480, 163533), (570, 137712), (604, 129960), (608, 129105), (684, 114760), (720, 109022), (722, 108720), (755, 103968), (760, 103284), (855, 91808), (906, 86640), (912, 86070), (1083, 72480), (1140, 68856), (1208, 64980), (1359, 57760), (1368, 57380), (1440, 54511), (1444, 54360), (1510, 51984), (1520, 51642), (1710, 45904), (1805, 43488), (1812, 43320), (1824, 43035), (2166, 36240), (2265, 34656), (2280, 34428), (2416, 32490), (2718, 28880), (2736, 28690), (2869, 27360), (2888, 27180), (3020, 25992), (3040, 25821), (3249, 24160), (3420, 22952), (3610, 21744), (3624, 21660), (4332, 18120), (4530, 17328), (4560, 17214), (4832, 16245), (5415, 14496), (5436, 14440), (5472, 14345), (5738, 13680), (5776, 13590), (6040, 12996), (6498, 12080), (6795, 11552), (6840, 11476), (7220, 10872), (7248, 10830), (8607, 9120), (8664, 9060)]