279221280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1543}}^1$

素因数の和:1603

約数の個数: 192

約数和(自身を含む): 980501760

約数和(自身を除く): 701280480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 32, 39, 40, 48, 52, 58, 60, 65, 78, 80, 87, 96, 104, 116, 120, 130, 145, 156, 160, 174, 195, 208, 232, 240, 260, 290, 312, 348, 377, 390, 416, 435, 464, 480, 520, 580, 624, 696, 754, 780, 870, 928, 1040, 1131, 1160, 1248, 1392, 1508, 1543, 1560, 1740, 1885, 2080, 2262, 2320, 2784, 3016, 3086, 3120, 3480, 3770, 4524, 4629, 4640, 5655, 6032, 6172, 6240, 6960, 7540, 7715, 9048, 9258, 11310, 12064, 12344, 13920, 15080, 15430, 18096, 18516, 20059, 22620, 23145, 24688, 30160, 30860, 36192, 37032, 40118, 44747, 45240, 46290, 49376, 60177, 60320, 61720, 74064, 80236, 89494, 90480, 92580, 100295, 120354, 123440, 134241, 148128, 160472, 178988, 180960, 185160, 200590, 223735, 240708, 246880, 268482, 300885, 320944, 357976, 370320, 401180, 447470, 481416, 536964, 581711, 601770, 641888, 671205, 715952, 740640, 802360, 894940, 962832, 1073928, 1163422, 1203540, 1342410, 1431904, 1604720, 1745133, 1789880, 1925664, 2147856, 2326844, 2407080, 2684820, 2908555, 3209440, 3490266, 3579760, 4295712, 4653688, 4814160, 5369640, 5817110, 6980532, 7159520, 8725665, 9307376, 9628320, 10739280, 11634220, 13961064, 17451330, 18614752, 21478560, 23268440, 27922128, 34902660, 46536880, 55844256, 69805320, 93073760, 139610640, 279221280]

約数ペア:

[(1, 279221280), (2, 139610640), (3, 93073760), (4, 69805320), (5, 55844256), (6, 46536880), (8, 34902660), (10, 27922128), (12, 23268440), (13, 21478560), (15, 18614752), (16, 17451330), (20, 13961064), (24, 11634220), (26, 10739280), (29, 9628320), (30, 9307376), (32, 8725665), (39, 7159520), (40, 6980532), (48, 5817110), (52, 5369640), (58, 4814160), (60, 4653688), (65, 4295712), (78, 3579760), (80, 3490266), (87, 3209440), (96, 2908555), (104, 2684820), (116, 2407080), (120, 2326844), (130, 2147856), (145, 1925664), (156, 1789880), (160, 1745133), (174, 1604720), (195, 1431904), (208, 1342410), (232, 1203540), (240, 1163422), (260, 1073928), (290, 962832), (312, 894940), (348, 802360), (377, 740640), (390, 715952), (416, 671205), (435, 641888), (464, 601770), (480, 581711), (520, 536964), (580, 481416), (624, 447470), (696, 401180), (754, 370320), (780, 357976), (870, 320944), (928, 300885), (1040, 268482), (1131, 246880), (1160, 240708), (1248, 223735), (1392, 200590), (1508, 185160), (1543, 180960), (1560, 178988), (1740, 160472), (1885, 148128), (2080, 134241), (2262, 123440), (2320, 120354), (2784, 100295), (3016, 92580), (3086, 90480), (3120, 89494), (3480, 80236), (3770, 74064), (4524, 61720), (4629, 60320), (4640, 60177), (5655, 49376), (6032, 46290), (6172, 45240), (6240, 44747), (6960, 40118), (7540, 37032), (7715, 36192), (9048, 30860), (9258, 30160), (11310, 24688), (12064, 23145), (12344, 22620), (13920, 20059), (15080, 18516), (15430, 18096)]