290313240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:634

約数の個数: 192

約数和(自身を含む): 1025589600

約数和(自身を除く): 735276360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 97, 98, 105, 120, 140, 147, 168, 194, 196, 210, 245, 280, 291, 294, 388, 392, 420, 485, 490, 509, 582, 588, 679, 735, 776, 840, 970, 980, 1018, 1164, 1176, 1358, 1455, 1470, 1527, 1940, 1960, 2036, 2037, 2328, 2545, 2716, 2910, 2940, 3054, 3395, 3563, 3880, 4072, 4074, 4753, 5090, 5432, 5820, 5880, 6108, 6790, 7126, 7635, 8148, 9506, 10180, 10185, 10689, 11640, 12216, 13580, 14252, 14259, 15270, 16296, 17815, 19012, 20360, 20370, 21378, 23765, 24941, 27160, 28504, 28518, 30540, 35630, 38024, 40740, 42756, 47530, 49373, 49882, 53445, 57036, 61080, 71260, 71295, 74823, 81480, 85512, 95060, 98746, 99764, 106890, 114072, 124705, 142520, 142590, 148119, 149646, 190120, 197492, 199528, 213780, 246865, 249410, 285180, 296238, 299292, 345611, 374115, 394984, 427560, 493730, 498820, 570360, 592476, 598584, 691222, 740595, 748230, 987460, 997640, 1036833, 1184952, 1382444, 1481190, 1496460, 1728055, 1974920, 2073666, 2419277, 2764888, 2962380, 2992920, 3456110, 4147332, 4838554, 5184165, 5924760, 6912220, 7257831, 8294664, 9677108, 10368330, 12096385, 13824440, 14515662, 19354216, 20736660, 24192770, 29031324, 36289155, 41473320, 48385540, 58062648, 72578310, 96771080, 145156620, 290313240]

約数ペア:

[(1, 290313240), (2, 145156620), (3, 96771080), (4, 72578310), (5, 58062648), (6, 48385540), (7, 41473320), (8, 36289155), (10, 29031324), (12, 24192770), (14, 20736660), (15, 19354216), (20, 14515662), (21, 13824440), (24, 12096385), (28, 10368330), (30, 9677108), (35, 8294664), (40, 7257831), (42, 6912220), (49, 5924760), (56, 5184165), (60, 4838554), (70, 4147332), (84, 3456110), (97, 2992920), (98, 2962380), (105, 2764888), (120, 2419277), (140, 2073666), (147, 1974920), (168, 1728055), (194, 1496460), (196, 1481190), (210, 1382444), (245, 1184952), (280, 1036833), (291, 997640), (294, 987460), (388, 748230), (392, 740595), (420, 691222), (485, 598584), (490, 592476), (509, 570360), (582, 498820), (588, 493730), (679, 427560), (735, 394984), (776, 374115), (840, 345611), (970, 299292), (980, 296238), (1018, 285180), (1164, 249410), (1176, 246865), (1358, 213780), (1455, 199528), (1470, 197492), (1527, 190120), (1940, 149646), (1960, 148119), (2036, 142590), (2037, 142520), (2328, 124705), (2545, 114072), (2716, 106890), (2910, 99764), (2940, 98746), (3054, 95060), (3395, 85512), (3563, 81480), (3880, 74823), (4072, 71295), (4074, 71260), (4753, 61080), (5090, 57036), (5432, 53445), (5820, 49882), (5880, 49373), (6108, 47530), (6790, 42756), (7126, 40740), (7635, 38024), (8148, 35630), (9506, 30540), (10180, 28518), (10185, 28504), (10689, 27160), (11640, 24941), (12216, 23765), (13580, 21378), (14252, 20370), (14259, 20360), (15270, 19012), (16296, 17815)]