644324040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:556

約数の個数: 192

約数和(自身を含む): 2168337600

約数和(自身を除く): 1524013560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 107, 120, 129, 172, 180, 214, 215, 258, 321, 344, 360, 387, 389, 428, 430, 516, 535, 642, 645, 774, 778, 856, 860, 963, 1032, 1070, 1167, 1284, 1290, 1548, 1556, 1605, 1720, 1926, 1935, 1945, 2140, 2334, 2568, 2580, 3096, 3112, 3210, 3501, 3852, 3870, 3890, 4280, 4601, 4668, 4815, 5160, 5835, 6420, 7002, 7704, 7740, 7780, 9202, 9336, 9630, 11670, 12840, 13803, 14004, 15480, 15560, 16727, 17505, 18404, 19260, 23005, 23340, 27606, 28008, 33454, 35010, 36808, 38520, 41409, 41623, 46010, 46680, 50181, 55212, 66908, 69015, 70020, 82818, 83246, 83635, 92020, 100362, 110424, 124869, 133816, 138030, 140040, 150543, 165636, 166492, 167270, 184040, 200724, 207045, 208115, 249738, 250905, 276060, 301086, 331272, 332984, 334540, 374607, 401448, 414090, 416230, 499476, 501810, 552120, 602172, 624345, 669080, 749214, 752715, 828180, 832460, 998952, 1003620, 1204344, 1248690, 1498428, 1505430, 1656360, 1664920, 1789789, 1873035, 2007240, 2497380, 2996856, 3010860, 3579578, 3746070, 4994760, 5369367, 6021720, 7159156, 7492140, 8948945, 10738734, 14318312, 14984280, 16108101, 17897890, 21477468, 26846835, 32216202, 35795780, 42954936, 53693670, 64432404, 71591560, 80540505, 107387340, 128864808, 161081010, 214774680, 322162020, 644324040]

約数ペア:

[(1, 644324040), (2, 322162020), (3, 214774680), (4, 161081010), (5, 128864808), (6, 107387340), (8, 80540505), (9, 71591560), (10, 64432404), (12, 53693670), (15, 42954936), (18, 35795780), (20, 32216202), (24, 26846835), (30, 21477468), (36, 17897890), (40, 16108101), (43, 14984280), (45, 14318312), (60, 10738734), (72, 8948945), (86, 7492140), (90, 7159156), (107, 6021720), (120, 5369367), (129, 4994760), (172, 3746070), (180, 3579578), (214, 3010860), (215, 2996856), (258, 2497380), (321, 2007240), (344, 1873035), (360, 1789789), (387, 1664920), (389, 1656360), (428, 1505430), (430, 1498428), (516, 1248690), (535, 1204344), (642, 1003620), (645, 998952), (774, 832460), (778, 828180), (856, 752715), (860, 749214), (963, 669080), (1032, 624345), (1070, 602172), (1167, 552120), (1284, 501810), (1290, 499476), (1548, 416230), (1556, 414090), (1605, 401448), (1720, 374607), (1926, 334540), (1935, 332984), (1945, 331272), (2140, 301086), (2334, 276060), (2568, 250905), (2580, 249738), (3096, 208115), (3112, 207045), (3210, 200724), (3501, 184040), (3852, 167270), (3870, 166492), (3890, 165636), (4280, 150543), (4601, 140040), (4668, 138030), (4815, 133816), (5160, 124869), (5835, 110424), (6420, 100362), (7002, 92020), (7704, 83635), (7740, 83246), (7780, 82818), (9202, 70020), (9336, 69015), (9630, 66908), (11670, 55212), (12840, 50181), (13803, 46680), (14004, 46010), (15480, 41623), (15560, 41409), (16727, 38520), (17505, 36808), (18404, 35010), (19260, 33454), (23005, 28008), (23340, 27606)]