331614720

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:455

約数の個数: 240

約数和(自身を含む): 1182547080

約数和(自身を除く): 850932360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 64, 72, 74, 80, 90, 96, 111, 120, 128, 144, 148, 160, 180, 185, 192, 222, 240, 256, 288, 296, 320, 333, 360, 370, 384, 389, 444, 480, 512, 555, 576, 592, 640, 666, 720, 740, 768, 778, 888, 960, 1110, 1152, 1167, 1184, 1280, 1332, 1440, 1480, 1536, 1556, 1665, 1776, 1920, 1945, 2220, 2304, 2334, 2368, 2560, 2664, 2880, 2960, 3112, 3330, 3501, 3552, 3840, 3890, 4440, 4608, 4668, 4736, 5328, 5760, 5835, 5920, 6224, 6660, 7002, 7104, 7680, 7780, 8880, 9336, 9472, 10656, 11520, 11670, 11840, 12448, 13320, 14004, 14208, 14393, 15560, 17505, 17760, 18672, 18944, 21312, 23040, 23340, 23680, 24896, 26640, 28008, 28416, 28786, 31120, 35010, 35520, 37344, 42624, 43179, 46680, 47360, 49792, 53280, 56016, 56832, 57572, 62240, 70020, 71040, 71965, 74688, 85248, 86358, 93360, 94720, 99584, 106560, 112032, 115144, 124480, 129537, 140040, 142080, 143930, 149376, 170496, 172716, 186720, 199168, 213120, 215895, 224064, 230288, 248960, 259074, 280080, 284160, 287860, 298752, 345432, 373440, 426240, 431790, 448128, 460576, 497920, 518148, 560160, 575720, 597504, 647685, 690864, 746880, 852480, 863580, 896256, 921152, 995840, 1036296, 1120320, 1151440, 1295370, 1381728, 1493760, 1727160, 1792512, 1842304, 2072592, 2240640, 2302880, 2590740, 2763456, 2987520, 3454320, 3684608, 4145184, 4481280, 4605760, 5181480, 5526912, 6908640, 7369216, 8290368, 8962560, 9211520, 10362960, 11053824, 13817280, 16580736, 18423040, 20725920, 22107648, 27634560, 33161472, 36846080, 41451840, 55269120, 66322944, 82903680, 110538240, 165807360, 331614720]

約数ペア:

[(1, 331614720), (2, 165807360), (3, 110538240), (4, 82903680), (5, 66322944), (6, 55269120), (8, 41451840), (9, 36846080), (10, 33161472), (12, 27634560), (15, 22107648), (16, 20725920), (18, 18423040), (20, 16580736), (24, 13817280), (30, 11053824), (32, 10362960), (36, 9211520), (37, 8962560), (40, 8290368), (45, 7369216), (48, 6908640), (60, 5526912), (64, 5181480), (72, 4605760), (74, 4481280), (80, 4145184), (90, 3684608), (96, 3454320), (111, 2987520), (120, 2763456), (128, 2590740), (144, 2302880), (148, 2240640), (160, 2072592), (180, 1842304), (185, 1792512), (192, 1727160), (222, 1493760), (240, 1381728), (256, 1295370), (288, 1151440), (296, 1120320), (320, 1036296), (333, 995840), (360, 921152), (370, 896256), (384, 863580), (389, 852480), (444, 746880), (480, 690864), (512, 647685), (555, 597504), (576, 575720), (592, 560160), (640, 518148), (666, 497920), (720, 460576), (740, 448128), (768, 431790), (778, 426240), (888, 373440), (960, 345432), (1110, 298752), (1152, 287860), (1167, 284160), (1184, 280080), (1280, 259074), (1332, 248960), (1440, 230288), (1480, 224064), (1536, 215895), (1556, 213120), (1665, 199168), (1776, 186720), (1920, 172716), (1945, 170496), (2220, 149376), (2304, 143930), (2334, 142080), (2368, 140040), (2560, 129537), (2664, 124480), (2880, 115144), (2960, 112032), (3112, 106560), (3330, 99584), (3501, 94720), (3552, 93360), (3840, 86358), (3890, 85248), (4440, 74688), (4608, 71965), (4668, 71040), (4736, 70020), (5328, 62240), (5760, 57572), (5835, 56832), (5920, 56016), (6224, 53280), (6660, 49792), (7002, 47360), (7104, 46680), (7680, 43179), (7780, 42624), (8880, 37344), (9336, 35520), (9472, 35010), (10656, 31120), (11520, 28786), (11670, 28416), (11840, 28008), (12448, 26640), (13320, 24896), (14004, 23680), (14208, 23340), (14393, 23040), (15560, 21312), (17505, 18944), (17760, 18672)]