21855929760

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{722749}}^1$

素因数の和:722780

約数の個数: 192

約数和(自身を含む): 87423840000

約数和(自身を除く): 65567910240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 722749, 1445498, 2168247, 2890996, 3613745, 4336494, 5059243, 5781992, 6504741, 7227490, 8672988, 10118486, 10841235, 11563984, 13009482, 14454980, 15177729, 17345976, 19514223, 20236972, 21682470, 23127968, 25296215, 26018964, 28909960, 30355458, 32523705, 34691952, 39028446, 40473944, 43364940, 45533187, 50592430, 52037928, 57819920, 60710916, 65047410, 69383904, 75888645, 78056892, 80947888, 86729880, 91066374, 97571115, 101184860, 104075856, 115639840, 121421832, 130094820, 136599561, 151777290, 156113784, 161895776, 173459760, 182132748, 195142230, 202369720, 208151712, 227665935, 242843664, 260189640, 273199122, 303554580, 312227568, 346919520, 364265496, 390284460, 404739440, 455331870, 485687328, 520379280, 546398244, 607109160, 624455136, 682997805, 728530992, 780568920, 809478880, 910663740, 1040758560, 1092796488, 1214218320, 1365995610, 1457061984, 1561137840, 1821327480, 2185592976, 2428436640, 2731991220, 3122275680, 3642654960, 4371185952, 5463982440, 7285309920, 10927964880, 21855929760]

約数ペア:

[(1, 21855929760), (2, 10927964880), (3, 7285309920), (4, 5463982440), (5, 4371185952), (6, 3642654960), (7, 3122275680), (8, 2731991220), (9, 2428436640), (10, 2185592976), (12, 1821327480), (14, 1561137840), (15, 1457061984), (16, 1365995610), (18, 1214218320), (20, 1092796488), (21, 1040758560), (24, 910663740), (27, 809478880), (28, 780568920), (30, 728530992), (32, 682997805), (35, 624455136), (36, 607109160), (40, 546398244), (42, 520379280), (45, 485687328), (48, 455331870), (54, 404739440), (56, 390284460), (60, 364265496), (63, 346919520), (70, 312227568), (72, 303554580), (80, 273199122), (84, 260189640), (90, 242843664), (96, 227665935), (105, 208151712), (108, 202369720), (112, 195142230), (120, 182132748), (126, 173459760), (135, 161895776), (140, 156113784), (144, 151777290), (160, 136599561), (168, 130094820), (180, 121421832), (189, 115639840), (210, 104075856), (216, 101184860), (224, 97571115), (240, 91066374), (252, 86729880), (270, 80947888), (280, 78056892), (288, 75888645), (315, 69383904), (336, 65047410), (360, 60710916), (378, 57819920), (420, 52037928), (432, 50592430), (480, 45533187), (504, 43364940), (540, 40473944), (560, 39028446), (630, 34691952), (672, 32523705), (720, 30355458), (756, 28909960), (840, 26018964), (864, 25296215), (945, 23127968), (1008, 21682470), (1080, 20236972), (1120, 19514223), (1260, 17345976), (1440, 15177729), (1512, 14454980), (1680, 13009482), (1890, 11563984), (2016, 10841235), (2160, 10118486), (2520, 8672988), (3024, 7227490), (3360, 6504741), (3780, 5781992), (4320, 5059243), (5040, 4336494), (6048, 3613745), (7560, 2890996), (10080, 2168247), (15120, 1445498), (30240, 722749)]