1985175720960

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{306991}}^1$

素因数の和:307440

約数の個数: 176

約数和(自身を含む): 6364563055872

約数和(自身を除く): 4379387334912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 421, 480, 512, 640, 768, 842, 960, 1024, 1263, 1280, 1536, 1684, 1920, 2105, 2526, 2560, 3072, 3368, 3840, 4210, 5052, 5120, 6315, 6736, 7680, 8420, 10104, 12630, 13472, 15360, 16840, 20208, 25260, 26944, 33680, 40416, 50520, 53888, 67360, 80832, 101040, 107776, 134720, 161664, 202080, 215552, 269440, 306991, 323328, 404160, 431104, 538880, 613982, 646656, 808320, 920973, 1077760, 1227964, 1293312, 1534955, 1616640, 1841946, 2155520, 2455928, 3069910, 3233280, 3683892, 4604865, 4911856, 6139820, 6466560, 7367784, 9209730, 9823712, 12279640, 14735568, 18419460, 19647424, 24559280, 29471136, 36838920, 39294848, 49118560, 58942272, 73677840, 78589696, 98237120, 117884544, 129243211, 147355680, 157179392, 196474240, 235769088, 258486422, 294711360, 314358784, 387729633, 392948480, 471538176, 516972844, 589422720, 646216055, 775459266, 785896960, 943076352, 1033945688, 1178845440, 1292432110, 1550918532, 1571793920, 1938648165, 2067891376, 2357690880, 2584864220, 3101837064, 3877296330, 4135782752, 4715381760, 5169728440, 6203674128, 7754592660, 8271565504, 10339456880, 12407348256, 15509185320, 16543131008, 20678913760, 24814696512, 31018370640, 33086262016, 41357827520, 49629393024, 62036741280, 66172524032, 82715655040, 99258786048, 124073482560, 132345048064, 165431310080, 198517572096, 248146965120, 330862620160, 397035144192, 496293930240, 661725240320, 992587860480, 1985175720960]

約数ペア:

[(1, 1985175720960), (2, 992587860480), (3, 661725240320), (4, 496293930240), (5, 397035144192), (6, 330862620160), (8, 248146965120), (10, 198517572096), (12, 165431310080), (15, 132345048064), (16, 124073482560), (20, 99258786048), (24, 82715655040), (30, 66172524032), (32, 62036741280), (40, 49629393024), (48, 41357827520), (60, 33086262016), (64, 31018370640), (80, 24814696512), (96, 20678913760), (120, 16543131008), (128, 15509185320), (160, 12407348256), (192, 10339456880), (240, 8271565504), (256, 7754592660), (320, 6203674128), (384, 5169728440), (421, 4715381760), (480, 4135782752), (512, 3877296330), (640, 3101837064), (768, 2584864220), (842, 2357690880), (960, 2067891376), (1024, 1938648165), (1263, 1571793920), (1280, 1550918532), (1536, 1292432110), (1684, 1178845440), (1920, 1033945688), (2105, 943076352), (2526, 785896960), (2560, 775459266), (3072, 646216055), (3368, 589422720), (3840, 516972844), (4210, 471538176), (5052, 392948480), (5120, 387729633), (6315, 314358784), (6736, 294711360), (7680, 258486422), (8420, 235769088), (10104, 196474240), (12630, 157179392), (13472, 147355680), (15360, 129243211), (16840, 117884544), (20208, 98237120), (25260, 78589696), (26944, 73677840), (33680, 58942272), (40416, 49118560), (50520, 39294848), (53888, 36838920), (67360, 29471136), (80832, 24559280), (101040, 19647424), (107776, 18419460), (134720, 14735568), (161664, 12279640), (202080, 9823712), (215552, 9209730), (269440, 7367784), (306991, 6466560), (323328, 6139820), (404160, 4911856), (431104, 4604865), (538880, 3683892), (613982, 3233280), (646656, 3069910), (808320, 2455928), (920973, 2155520), (1077760, 1841946), (1227964, 1616640), (1293312, 1534955)]