338299640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:573

約数の個数: 128

約数和(自身を含む): 916945920

約数和(自身を除く): 578646280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 131, 140, 161, 184, 230, 262, 280, 322, 401, 460, 524, 644, 655, 802, 805, 917, 920, 1048, 1288, 1310, 1604, 1610, 1834, 2005, 2620, 2807, 3013, 3208, 3220, 3668, 4010, 4585, 5240, 5614, 6026, 6440, 7336, 8020, 9170, 9223, 11228, 12052, 14035, 15065, 16040, 18340, 18446, 21091, 22456, 24104, 28070, 30130, 36680, 36892, 42182, 46115, 52531, 56140, 60260, 64561, 73784, 84364, 92230, 105062, 105455, 112280, 120520, 129122, 168728, 184460, 210124, 210910, 258244, 262655, 322805, 367717, 368920, 420248, 421820, 516488, 525310, 645610, 735434, 843640, 1050620, 1208213, 1291220, 1470868, 1838585, 2101240, 2416426, 2582440, 2941736, 3677170, 4832852, 6041065, 7354340, 8457491, 9665704, 12082130, 14708680, 16914982, 24164260, 33829964, 42287455, 48328520, 67659928, 84574910, 169149820, 338299640]

約数ペア:

[(1, 338299640), (2, 169149820), (4, 84574910), (5, 67659928), (7, 48328520), (8, 42287455), (10, 33829964), (14, 24164260), (20, 16914982), (23, 14708680), (28, 12082130), (35, 9665704), (40, 8457491), (46, 7354340), (56, 6041065), (70, 4832852), (92, 3677170), (115, 2941736), (131, 2582440), (140, 2416426), (161, 2101240), (184, 1838585), (230, 1470868), (262, 1291220), (280, 1208213), (322, 1050620), (401, 843640), (460, 735434), (524, 645610), (644, 525310), (655, 516488), (802, 421820), (805, 420248), (917, 368920), (920, 367717), (1048, 322805), (1288, 262655), (1310, 258244), (1604, 210910), (1610, 210124), (1834, 184460), (2005, 168728), (2620, 129122), (2807, 120520), (3013, 112280), (3208, 105455), (3220, 105062), (3668, 92230), (4010, 84364), (4585, 73784), (5240, 64561), (5614, 60260), (6026, 56140), (6440, 52531), (7336, 46115), (8020, 42182), (9170, 36892), (9223, 36680), (11228, 30130), (12052, 28070), (14035, 24104), (15065, 22456), (16040, 21091), (18340, 18446)]