291044880

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19249}}^1$

素因数の和:19278

約数の個数: 160

約数和(自身を含む): 1145760000

約数和(自身を除く): 854715120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 19249, 38498, 57747, 76996, 96245, 115494, 134743, 153992, 173241, 192490, 230988, 269486, 288735, 307984, 346482, 384980, 404229, 461976, 519723, 538972, 577470, 673715, 692964, 769960, 808458, 866205, 923952, 1039446, 1077944, 1154940, 1212687, 1347430, 1385928, 1539920, 1616916, 1732410, 2021145, 2078892, 2155888, 2309880, 2425374, 2598615, 2694860, 2771856, 3233832, 3464820, 3638061, 4042290, 4157784, 4619760, 4850748, 5197230, 5389720, 6063435, 6467664, 6929640, 7276122, 8084580, 8315568, 9701496, 10394460, 10779440, 12126870, 13859280, 14552244, 16169160, 18190305, 19402992, 20788920, 24253740, 29104488, 32338320, 36380610, 41577840, 48507480, 58208976, 72761220, 97014960, 145522440, 291044880]

約数ペア:

[(1, 291044880), (2, 145522440), (3, 97014960), (4, 72761220), (5, 58208976), (6, 48507480), (7, 41577840), (8, 36380610), (9, 32338320), (10, 29104488), (12, 24253740), (14, 20788920), (15, 19402992), (16, 18190305), (18, 16169160), (20, 14552244), (21, 13859280), (24, 12126870), (27, 10779440), (28, 10394460), (30, 9701496), (35, 8315568), (36, 8084580), (40, 7276122), (42, 6929640), (45, 6467664), (48, 6063435), (54, 5389720), (56, 5197230), (60, 4850748), (63, 4619760), (70, 4157784), (72, 4042290), (80, 3638061), (84, 3464820), (90, 3233832), (105, 2771856), (108, 2694860), (112, 2598615), (120, 2425374), (126, 2309880), (135, 2155888), (140, 2078892), (144, 2021145), (168, 1732410), (180, 1616916), (189, 1539920), (210, 1385928), (216, 1347430), (240, 1212687), (252, 1154940), (270, 1077944), (280, 1039446), (315, 923952), (336, 866205), (360, 808458), (378, 769960), (420, 692964), (432, 673715), (504, 577470), (540, 538972), (560, 519723), (630, 461976), (720, 404229), (756, 384980), (840, 346482), (945, 307984), (1008, 288735), (1080, 269486), (1260, 230988), (1512, 192490), (1680, 173241), (1890, 153992), (2160, 134743), (2520, 115494), (3024, 96245), (3780, 76996), (5040, 57747), (7560, 38498), (15120, 19249)]