717480120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{467}}^1$

素因数の和:578

約数の個数: 256

約数和(自身を含む): 2587852800

約数和(自身を除く): 1870372680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 59, 60, 62, 70, 84, 93, 105, 118, 120, 124, 140, 155, 168, 177, 186, 210, 217, 236, 248, 280, 295, 310, 354, 372, 413, 420, 434, 465, 467, 472, 590, 620, 651, 708, 744, 826, 840, 868, 885, 930, 934, 1085, 1180, 1239, 1240, 1302, 1401, 1416, 1652, 1736, 1770, 1829, 1860, 1868, 2065, 2170, 2335, 2360, 2478, 2604, 2802, 3255, 3269, 3304, 3540, 3658, 3720, 3736, 4130, 4340, 4670, 4956, 5208, 5487, 5604, 6195, 6510, 6538, 7005, 7080, 7316, 8260, 8680, 9145, 9340, 9807, 9912, 10974, 11208, 12390, 12803, 13020, 13076, 14010, 14477, 14632, 16345, 16520, 18290, 18680, 19614, 21948, 24780, 25606, 26040, 26152, 27435, 27553, 28020, 28954, 32690, 36580, 38409, 39228, 43431, 43896, 49035, 49560, 51212, 54870, 55106, 56040, 57908, 64015, 65380, 72385, 73160, 76818, 78456, 82659, 86862, 98070, 101339, 102424, 109740, 110212, 115816, 128030, 130760, 137765, 144770, 153636, 165318, 173724, 192045, 192871, 196140, 202678, 217155, 219480, 220424, 256060, 275530, 289540, 304017, 307272, 330636, 347448, 384090, 385742, 392280, 405356, 413295, 434310, 506695, 512120, 551060, 578613, 579080, 608034, 661272, 768180, 771484, 810712, 826590, 854143, 868620, 964355, 1013390, 1102120, 1157226, 1216068, 1520085, 1536360, 1542968, 1653180, 1708286, 1737240, 1928710, 2026780, 2314452, 2432136, 2562429, 2893065, 3040170, 3306360, 3416572, 3857420, 4053560, 4270715, 4628904, 5124858, 5786130, 5979001, 6080340, 6833144, 7714840, 8541430, 10249716, 11572260, 11958002, 12160680, 12812145, 17082860, 17937003, 20499432, 23144520, 23916004, 25624290, 29895005, 34165720, 35874006, 47832008, 51248580, 59790010, 71748012, 89685015, 102497160, 119580020, 143496024, 179370030, 239160040, 358740060, 717480120]

約数ペア:

[(1, 717480120), (2, 358740060), (3, 239160040), (4, 179370030), (5, 143496024), (6, 119580020), (7, 102497160), (8, 89685015), (10, 71748012), (12, 59790010), (14, 51248580), (15, 47832008), (20, 35874006), (21, 34165720), (24, 29895005), (28, 25624290), (30, 23916004), (31, 23144520), (35, 20499432), (40, 17937003), (42, 17082860), (56, 12812145), (59, 12160680), (60, 11958002), (62, 11572260), (70, 10249716), (84, 8541430), (93, 7714840), (105, 6833144), (118, 6080340), (120, 5979001), (124, 5786130), (140, 5124858), (155, 4628904), (168, 4270715), (177, 4053560), (186, 3857420), (210, 3416572), (217, 3306360), (236, 3040170), (248, 2893065), (280, 2562429), (295, 2432136), (310, 2314452), (354, 2026780), (372, 1928710), (413, 1737240), (420, 1708286), (434, 1653180), (465, 1542968), (467, 1536360), (472, 1520085), (590, 1216068), (620, 1157226), (651, 1102120), (708, 1013390), (744, 964355), (826, 868620), (840, 854143), (868, 826590), (885, 810712), (930, 771484), (934, 768180), (1085, 661272), (1180, 608034), (1239, 579080), (1240, 578613), (1302, 551060), (1401, 512120), (1416, 506695), (1652, 434310), (1736, 413295), (1770, 405356), (1829, 392280), (1860, 385742), (1868, 384090), (2065, 347448), (2170, 330636), (2335, 307272), (2360, 304017), (2478, 289540), (2604, 275530), (2802, 256060), (3255, 220424), (3269, 219480), (3304, 217155), (3540, 202678), (3658, 196140), (3720, 192871), (3736, 192045), (4130, 173724), (4340, 165318), (4670, 153636), (4956, 144770), (5208, 137765), (5487, 130760), (5604, 128030), (6195, 115816), (6510, 110212), (6538, 109740), (7005, 102424), (7080, 101339), (7316, 98070), (8260, 86862), (8680, 82659), (9145, 78456), (9340, 76818), (9807, 73160), (9912, 72385), (10974, 65380), (11208, 64015), (12390, 57908), (12803, 56040), (13020, 55106), (13076, 54870), (14010, 51212), (14477, 49560), (14632, 49035), (16345, 43896), (16520, 43431), (18290, 39228), (18680, 38409), (19614, 36580), (21948, 32690), (24780, 28954), (25606, 28020), (26040, 27553), (26152, 27435)]