7431798640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2659}}^1$

素因数の和:2740

約数の個数: 240

約数和(自身を含む): 21658613760

約数和(自身を除く): 14226815120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 35, 40, 46, 49, 56, 62, 70, 80, 92, 98, 112, 115, 124, 140, 155, 161, 184, 196, 217, 230, 245, 248, 280, 310, 322, 368, 392, 434, 460, 490, 496, 560, 620, 644, 713, 784, 805, 868, 920, 980, 1085, 1127, 1240, 1288, 1426, 1519, 1610, 1736, 1840, 1960, 2170, 2254, 2480, 2576, 2659, 2852, 3038, 3220, 3472, 3565, 3920, 4340, 4508, 4991, 5318, 5635, 5704, 6076, 6440, 7130, 7595, 8680, 9016, 9982, 10636, 11270, 11408, 12152, 12880, 13295, 14260, 15190, 17360, 18032, 18613, 19964, 21272, 22540, 24304, 24955, 26590, 28520, 30380, 34937, 37226, 39928, 42544, 45080, 49910, 53180, 57040, 60760, 61157, 69874, 74452, 79856, 82429, 90160, 93065, 99820, 106360, 121520, 122314, 130291, 139748, 148904, 164858, 174685, 186130, 199640, 212720, 244628, 260582, 279496, 297808, 305785, 329716, 349370, 372260, 399280, 412145, 428099, 489256, 521164, 558992, 577003, 611570, 651455, 659432, 698740, 744520, 824290, 856198, 978512, 1042328, 1154006, 1223140, 1302910, 1318864, 1397480, 1489040, 1648580, 1712396, 1895867, 2084656, 2140495, 2308012, 2446280, 2605820, 2794960, 2885015, 2996693, 3297160, 3424792, 3791734, 4039021, 4280990, 4616024, 4892560, 5211640, 5770030, 5993386, 6594320, 6849584, 7583468, 8078042, 8561980, 9232048, 9479335, 10423280, 11540060, 11986772, 13271069, 14983465, 15166936, 16156084, 17123960, 18958670, 20195105, 23080120, 23973544, 26542138, 29966930, 30333872, 32312168, 34247920, 37917340, 40390210, 46160240, 47947088, 53084276, 59933860, 64624336, 66355345, 75834680, 80780420, 92897483, 106168552, 119867720, 132710690, 151669360, 161560840, 185794966, 212337104, 239735440, 265421380, 323121680, 371589932, 464487415, 530842760, 743179864, 928974830, 1061685520, 1486359728, 1857949660, 3715899320, 7431798640]

約数ペア:

[(1, 7431798640), (2, 3715899320), (4, 1857949660), (5, 1486359728), (7, 1061685520), (8, 928974830), (10, 743179864), (14, 530842760), (16, 464487415), (20, 371589932), (23, 323121680), (28, 265421380), (31, 239735440), (35, 212337104), (40, 185794966), (46, 161560840), (49, 151669360), (56, 132710690), (62, 119867720), (70, 106168552), (80, 92897483), (92, 80780420), (98, 75834680), (112, 66355345), (115, 64624336), (124, 59933860), (140, 53084276), (155, 47947088), (161, 46160240), (184, 40390210), (196, 37917340), (217, 34247920), (230, 32312168), (245, 30333872), (248, 29966930), (280, 26542138), (310, 23973544), (322, 23080120), (368, 20195105), (392, 18958670), (434, 17123960), (460, 16156084), (490, 15166936), (496, 14983465), (560, 13271069), (620, 11986772), (644, 11540060), (713, 10423280), (784, 9479335), (805, 9232048), (868, 8561980), (920, 8078042), (980, 7583468), (1085, 6849584), (1127, 6594320), (1240, 5993386), (1288, 5770030), (1426, 5211640), (1519, 4892560), (1610, 4616024), (1736, 4280990), (1840, 4039021), (1960, 3791734), (2170, 3424792), (2254, 3297160), (2480, 2996693), (2576, 2885015), (2659, 2794960), (2852, 2605820), (3038, 2446280), (3220, 2308012), (3472, 2140495), (3565, 2084656), (3920, 1895867), (4340, 1712396), (4508, 1648580), (4991, 1489040), (5318, 1397480), (5635, 1318864), (5704, 1302910), (6076, 1223140), (6440, 1154006), (7130, 1042328), (7595, 978512), (8680, 856198), (9016, 824290), (9982, 744520), (10636, 698740), (11270, 659432), (11408, 651455), (12152, 611570), (12880, 577003), (13295, 558992), (14260, 521164), (15190, 489256), (17360, 428099), (18032, 412145), (18613, 399280), (19964, 372260), (21272, 349370), (22540, 329716), (24304, 305785), (24955, 297808), (26590, 279496), (28520, 260582), (30380, 244628), (34937, 212720), (37226, 199640), (39928, 186130), (42544, 174685), (45080, 164858), (49910, 148904), (53180, 139748), (57040, 130291), (60760, 122314), (61157, 121520), (69874, 106360), (74452, 99820), (79856, 93065), (82429, 90160)]