497502880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 288

約数和(自身を含む): 1489259520

約数和(自身を除く): 991756640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 49, 56, 62, 70, 80, 89, 92, 98, 112, 115, 124, 140, 155, 160, 161, 178, 184, 196, 217, 224, 230, 245, 248, 280, 310, 322, 356, 368, 392, 434, 445, 460, 490, 496, 560, 620, 623, 644, 712, 713, 736, 784, 805, 868, 890, 920, 980, 992, 1085, 1120, 1127, 1240, 1246, 1288, 1424, 1426, 1519, 1568, 1610, 1736, 1780, 1840, 1960, 2047, 2170, 2254, 2480, 2492, 2576, 2759, 2848, 2852, 3038, 3115, 3220, 3472, 3560, 3565, 3680, 3920, 4094, 4340, 4361, 4508, 4960, 4984, 4991, 5152, 5518, 5635, 5704, 6076, 6230, 6440, 6944, 7120, 7130, 7595, 7840, 8188, 8680, 8722, 9016, 9968, 9982, 10235, 11036, 11270, 11408, 12152, 12460, 12880, 13795, 14240, 14260, 14329, 15190, 16376, 17360, 17444, 18032, 19313, 19936, 19964, 20470, 21805, 22072, 22540, 22816, 24304, 24920, 24955, 25760, 27590, 28520, 28658, 30380, 32752, 34720, 34888, 34937, 36064, 38626, 39928, 40940, 43610, 44144, 45080, 48608, 49840, 49910, 55180, 57040, 57316, 60760, 63457, 65504, 69776, 69874, 71645, 77252, 79856, 81880, 87220, 88288, 90160, 96565, 99680, 99820, 100303, 110360, 114080, 114632, 121520, 126914, 135191, 139552, 139748, 143290, 154504, 159712, 163760, 174440, 174685, 180320, 193130, 199640, 200606, 220720, 229264, 243040, 253828, 270382, 279496, 286580, 309008, 317285, 327520, 348880, 349370, 386260, 399280, 401212, 441440, 444199, 458528, 501515, 507656, 540764, 558992, 573160, 618016, 634570, 675955, 697760, 698740, 772520, 798560, 802424, 888398, 1003030, 1015312, 1081528, 1117984, 1146320, 1269140, 1351910, 1397480, 1545040, 1604848, 1776796, 2006060, 2030624, 2163056, 2220995, 2292640, 2538280, 2703820, 2794960, 3090080, 3109393, 3209696, 3553592, 4012120, 4326112, 4441990, 5076560, 5407640, 5589920, 6218786, 7107184, 8024240, 8883980, 10153120, 10815280, 12437572, 14214368, 15546965, 16048480, 17767960, 21630560, 24875144, 31093930, 35535920, 49750288, 62187860, 71071840, 99500576, 124375720, 248751440, 497502880]

約数ペア:

[(1, 497502880), (2, 248751440), (4, 124375720), (5, 99500576), (7, 71071840), (8, 62187860), (10, 49750288), (14, 35535920), (16, 31093930), (20, 24875144), (23, 21630560), (28, 17767960), (31, 16048480), (32, 15546965), (35, 14214368), (40, 12437572), (46, 10815280), (49, 10153120), (56, 8883980), (62, 8024240), (70, 7107184), (80, 6218786), (89, 5589920), (92, 5407640), (98, 5076560), (112, 4441990), (115, 4326112), (124, 4012120), (140, 3553592), (155, 3209696), (160, 3109393), (161, 3090080), (178, 2794960), (184, 2703820), (196, 2538280), (217, 2292640), (224, 2220995), (230, 2163056), (245, 2030624), (248, 2006060), (280, 1776796), (310, 1604848), (322, 1545040), (356, 1397480), (368, 1351910), (392, 1269140), (434, 1146320), (445, 1117984), (460, 1081528), (490, 1015312), (496, 1003030), (560, 888398), (620, 802424), (623, 798560), (644, 772520), (712, 698740), (713, 697760), (736, 675955), (784, 634570), (805, 618016), (868, 573160), (890, 558992), (920, 540764), (980, 507656), (992, 501515), (1085, 458528), (1120, 444199), (1127, 441440), (1240, 401212), (1246, 399280), (1288, 386260), (1424, 349370), (1426, 348880), (1519, 327520), (1568, 317285), (1610, 309008), (1736, 286580), (1780, 279496), (1840, 270382), (1960, 253828), (2047, 243040), (2170, 229264), (2254, 220720), (2480, 200606), (2492, 199640), (2576, 193130), (2759, 180320), (2848, 174685), (2852, 174440), (3038, 163760), (3115, 159712), (3220, 154504), (3472, 143290), (3560, 139748), (3565, 139552), (3680, 135191), (3920, 126914), (4094, 121520), (4340, 114632), (4361, 114080), (4508, 110360), (4960, 100303), (4984, 99820), (4991, 99680), (5152, 96565), (5518, 90160), (5635, 88288), (5704, 87220), (6076, 81880), (6230, 79856), (6440, 77252), (6944, 71645), (7120, 69874), (7130, 69776), (7595, 65504), (7840, 63457), (8188, 60760), (8680, 57316), (8722, 57040), (9016, 55180), (9968, 49910), (9982, 49840), (10235, 48608), (11036, 45080), (11270, 44144), (11408, 43610), (12152, 40940), (12460, 39928), (12880, 38626), (13795, 36064), (14240, 34937), (14260, 34888), (14329, 34720), (15190, 32752), (16376, 30380), (17360, 28658), (17444, 28520), (18032, 27590), (19313, 25760), (19936, 24955), (19964, 24920), (20470, 24304), (21805, 22816), (22072, 22540)]