890303940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{331}}^1$

素因数の和:659

約数の個数: 192

約数和(自身を含む): 2951665920

約数和(自身を除く): 2061361980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 293, 306, 331, 340, 459, 510, 540, 586, 612, 662, 765, 879, 918, 993, 1020, 1172, 1324, 1465, 1530, 1655, 1758, 1836, 1986, 2295, 2637, 2930, 2979, 3060, 3310, 3516, 3972, 4395, 4590, 4965, 4981, 5274, 5627, 5860, 5958, 6620, 7911, 8790, 8937, 9180, 9930, 9962, 10548, 11254, 11916, 13185, 14895, 14943, 15822, 16881, 17580, 17874, 19860, 19924, 22508, 24905, 26370, 28135, 29790, 29886, 31644, 33762, 35748, 39555, 44685, 44829, 49810, 50643, 52740, 56270, 59580, 59772, 67524, 74715, 79110, 84405, 89370, 89658, 96983, 99620, 101286, 112540, 134487, 149430, 151929, 158220, 168810, 178740, 179316, 193966, 202572, 224145, 253215, 268974, 290949, 298860, 303858, 337620, 387932, 448290, 484915, 506430, 537948, 581898, 607716, 672435, 759645, 872847, 896580, 969830, 1012860, 1163796, 1344870, 1454745, 1519290, 1648711, 1745694, 1939660, 2618541, 2689740, 2909490, 3038580, 3297422, 3491388, 4364235, 4946133, 5237082, 5818980, 6594844, 8243555, 8728470, 9892266, 10474164, 13092705, 14838399, 16487110, 17456940, 19784532, 24730665, 26185410, 29676798, 32974220, 44515197, 49461330, 52370820, 59353596, 74191995, 89030394, 98922660, 148383990, 178060788, 222575985, 296767980, 445151970, 890303940]

約数ペア:

[(1, 890303940), (2, 445151970), (3, 296767980), (4, 222575985), (5, 178060788), (6, 148383990), (9, 98922660), (10, 89030394), (12, 74191995), (15, 59353596), (17, 52370820), (18, 49461330), (20, 44515197), (27, 32974220), (30, 29676798), (34, 26185410), (36, 24730665), (45, 19784532), (51, 17456940), (54, 16487110), (60, 14838399), (68, 13092705), (85, 10474164), (90, 9892266), (102, 8728470), (108, 8243555), (135, 6594844), (153, 5818980), (170, 5237082), (180, 4946133), (204, 4364235), (255, 3491388), (270, 3297422), (293, 3038580), (306, 2909490), (331, 2689740), (340, 2618541), (459, 1939660), (510, 1745694), (540, 1648711), (586, 1519290), (612, 1454745), (662, 1344870), (765, 1163796), (879, 1012860), (918, 969830), (993, 896580), (1020, 872847), (1172, 759645), (1324, 672435), (1465, 607716), (1530, 581898), (1655, 537948), (1758, 506430), (1836, 484915), (1986, 448290), (2295, 387932), (2637, 337620), (2930, 303858), (2979, 298860), (3060, 290949), (3310, 268974), (3516, 253215), (3972, 224145), (4395, 202572), (4590, 193966), (4965, 179316), (4981, 178740), (5274, 168810), (5627, 158220), (5860, 151929), (5958, 149430), (6620, 134487), (7911, 112540), (8790, 101286), (8937, 99620), (9180, 96983), (9930, 89658), (9962, 89370), (10548, 84405), (11254, 79110), (11916, 74715), (13185, 67524), (14895, 59772), (14943, 59580), (15822, 56270), (16881, 52740), (17580, 50643), (17874, 49810), (19860, 44829), (19924, 44685), (22508, 39555), (24905, 35748), (26370, 33762), (28135, 31644), (29790, 29886)]