320522640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{643}}^1$

素因数の和:757

約数の個数: 160

約数和(自身を含む): 1042599936

約数和(自身を除く): 722077296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 67, 80, 93, 120, 124, 134, 155, 186, 201, 240, 248, 268, 310, 335, 372, 402, 465, 496, 536, 620, 643, 670, 744, 804, 930, 1005, 1072, 1240, 1286, 1340, 1488, 1608, 1860, 1929, 2010, 2077, 2480, 2572, 2680, 3215, 3216, 3720, 3858, 4020, 4154, 5144, 5360, 6231, 6430, 7440, 7716, 8040, 8308, 9645, 10288, 10385, 12462, 12860, 15432, 16080, 16616, 19290, 19933, 20770, 24924, 25720, 30864, 31155, 33232, 38580, 39866, 41540, 43081, 49848, 51440, 59799, 62310, 77160, 79732, 83080, 86162, 99665, 99696, 119598, 124620, 129243, 154320, 159464, 166160, 172324, 199330, 215405, 239196, 249240, 258486, 298995, 318928, 344648, 398660, 430810, 478392, 498480, 516972, 597990, 646215, 689296, 797320, 861620, 956784, 1033944, 1195980, 1292430, 1335511, 1594640, 1723240, 2067888, 2391960, 2584860, 2671022, 3446480, 4006533, 4783920, 5169720, 5342044, 6677555, 8013066, 10339440, 10684088, 13355110, 16026132, 20032665, 21368176, 26710220, 32052264, 40065330, 53420440, 64104528, 80130660, 106840880, 160261320, 320522640]

約数ペア:

[(1, 320522640), (2, 160261320), (3, 106840880), (4, 80130660), (5, 64104528), (6, 53420440), (8, 40065330), (10, 32052264), (12, 26710220), (15, 21368176), (16, 20032665), (20, 16026132), (24, 13355110), (30, 10684088), (31, 10339440), (40, 8013066), (48, 6677555), (60, 5342044), (62, 5169720), (67, 4783920), (80, 4006533), (93, 3446480), (120, 2671022), (124, 2584860), (134, 2391960), (155, 2067888), (186, 1723240), (201, 1594640), (240, 1335511), (248, 1292430), (268, 1195980), (310, 1033944), (335, 956784), (372, 861620), (402, 797320), (465, 689296), (496, 646215), (536, 597990), (620, 516972), (643, 498480), (670, 478392), (744, 430810), (804, 398660), (930, 344648), (1005, 318928), (1072, 298995), (1240, 258486), (1286, 249240), (1340, 239196), (1488, 215405), (1608, 199330), (1860, 172324), (1929, 166160), (2010, 159464), (2077, 154320), (2480, 129243), (2572, 124620), (2680, 119598), (3215, 99696), (3216, 99665), (3720, 86162), (3858, 83080), (4020, 79732), (4154, 77160), (5144, 62310), (5360, 59799), (6231, 51440), (6430, 49848), (7440, 43081), (7716, 41540), (8040, 39866), (8308, 38580), (9645, 33232), (10288, 31155), (10385, 30864), (12462, 25720), (12860, 24924), (15432, 20770), (16080, 19933), (16616, 19290)]