77894880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:361

約数の個数: 192

約数和(自身を含む): 284497920

約数和(自身を除く): 206603040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 97, 105, 112, 120, 140, 160, 168, 194, 210, 224, 239, 240, 280, 291, 336, 388, 420, 478, 480, 485, 560, 582, 672, 679, 717, 776, 840, 956, 970, 1120, 1164, 1195, 1358, 1434, 1455, 1552, 1673, 1680, 1912, 1940, 2037, 2328, 2390, 2716, 2868, 2910, 3104, 3346, 3360, 3395, 3585, 3824, 3880, 4074, 4656, 4780, 5019, 5432, 5736, 5820, 6692, 6790, 7170, 7648, 7760, 8148, 8365, 9312, 9560, 10038, 10185, 10864, 11472, 11640, 13384, 13580, 14340, 15520, 16296, 16730, 19120, 20076, 20370, 21728, 22944, 23183, 23280, 25095, 26768, 27160, 28680, 32592, 33460, 38240, 40152, 40740, 46366, 46560, 50190, 53536, 54320, 57360, 65184, 66920, 69549, 80304, 81480, 92732, 100380, 108640, 114720, 115915, 133840, 139098, 160608, 162281, 162960, 185464, 200760, 231830, 267680, 278196, 324562, 325920, 347745, 370928, 401520, 463660, 486843, 556392, 649124, 695490, 741856, 803040, 811405, 927320, 973686, 1112784, 1298248, 1390980, 1622810, 1854640, 1947372, 2225568, 2434215, 2596496, 2781960, 3245620, 3709280, 3894744, 4868430, 5192992, 5563920, 6491240, 7789488, 9736860, 11127840, 12982480, 15578976, 19473720, 25964960, 38947440, 77894880]

約数ペア:

[(1, 77894880), (2, 38947440), (3, 25964960), (4, 19473720), (5, 15578976), (6, 12982480), (7, 11127840), (8, 9736860), (10, 7789488), (12, 6491240), (14, 5563920), (15, 5192992), (16, 4868430), (20, 3894744), (21, 3709280), (24, 3245620), (28, 2781960), (30, 2596496), (32, 2434215), (35, 2225568), (40, 1947372), (42, 1854640), (48, 1622810), (56, 1390980), (60, 1298248), (70, 1112784), (80, 973686), (84, 927320), (96, 811405), (97, 803040), (105, 741856), (112, 695490), (120, 649124), (140, 556392), (160, 486843), (168, 463660), (194, 401520), (210, 370928), (224, 347745), (239, 325920), (240, 324562), (280, 278196), (291, 267680), (336, 231830), (388, 200760), (420, 185464), (478, 162960), (480, 162281), (485, 160608), (560, 139098), (582, 133840), (672, 115915), (679, 114720), (717, 108640), (776, 100380), (840, 92732), (956, 81480), (970, 80304), (1120, 69549), (1164, 66920), (1195, 65184), (1358, 57360), (1434, 54320), (1455, 53536), (1552, 50190), (1673, 46560), (1680, 46366), (1912, 40740), (1940, 40152), (2037, 38240), (2328, 33460), (2390, 32592), (2716, 28680), (2868, 27160), (2910, 26768), (3104, 25095), (3346, 23280), (3360, 23183), (3395, 22944), (3585, 21728), (3824, 20370), (3880, 20076), (4074, 19120), (4656, 16730), (4780, 16296), (5019, 15520), (5432, 14340), (5736, 13580), (5820, 13384), (6692, 11640), (6790, 11472), (7170, 10864), (7648, 10185), (7760, 10038), (8148, 9560), (8365, 9312)]