289700640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8747}}^1$

素因数の和:8791

約数の個数: 144

約数和(自身を含む): 1031704128

約数和(自身を除く): 742003488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 207, 230, 240, 276, 288, 345, 360, 368, 414, 460, 480, 552, 690, 720, 736, 828, 920, 1035, 1104, 1380, 1440, 1656, 1840, 2070, 2208, 2760, 3312, 3680, 4140, 5520, 6624, 8280, 8747, 11040, 16560, 17494, 26241, 33120, 34988, 43735, 52482, 69976, 78723, 87470, 104964, 131205, 139952, 157446, 174940, 201181, 209928, 262410, 279904, 314892, 349880, 393615, 402362, 419856, 524820, 603543, 629784, 699760, 787230, 804724, 839712, 1005905, 1049640, 1207086, 1259568, 1399520, 1574460, 1609448, 1810629, 2011810, 2099280, 2414172, 2519136, 3017715, 3148920, 3218896, 3621258, 4023620, 4198560, 4828344, 6035430, 6297840, 6437792, 7242516, 8047240, 9053145, 9656688, 12070860, 12595680, 14485032, 16094480, 18106290, 19313376, 24141720, 28970064, 32188960, 36212580, 48283440, 57940128, 72425160, 96566880, 144850320, 289700640]

約数ペア:

[(1, 289700640), (2, 144850320), (3, 96566880), (4, 72425160), (5, 57940128), (6, 48283440), (8, 36212580), (9, 32188960), (10, 28970064), (12, 24141720), (15, 19313376), (16, 18106290), (18, 16094480), (20, 14485032), (23, 12595680), (24, 12070860), (30, 9656688), (32, 9053145), (36, 8047240), (40, 7242516), (45, 6437792), (46, 6297840), (48, 6035430), (60, 4828344), (69, 4198560), (72, 4023620), (80, 3621258), (90, 3218896), (92, 3148920), (96, 3017715), (115, 2519136), (120, 2414172), (138, 2099280), (144, 2011810), (160, 1810629), (180, 1609448), (184, 1574460), (207, 1399520), (230, 1259568), (240, 1207086), (276, 1049640), (288, 1005905), (345, 839712), (360, 804724), (368, 787230), (414, 699760), (460, 629784), (480, 603543), (552, 524820), (690, 419856), (720, 402362), (736, 393615), (828, 349880), (920, 314892), (1035, 279904), (1104, 262410), (1380, 209928), (1440, 201181), (1656, 174940), (1840, 157446), (2070, 139952), (2208, 131205), (2760, 104964), (3312, 87470), (3680, 78723), (4140, 69976), (5520, 52482), (6624, 43735), (8280, 34988), (8747, 33120), (11040, 26241), (16560, 17494)]