220822680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{401}}^1$

素因数の和:781

約数の個数: 128

約数和(自身を含む): 717232320

約数和(自身を除く): 496409640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 353, 390, 401, 520, 706, 780, 802, 1059, 1203, 1412, 1560, 1604, 1765, 2005, 2118, 2406, 2824, 3208, 3530, 4010, 4236, 4589, 4812, 5213, 5295, 6015, 7060, 8020, 8472, 9178, 9624, 10426, 10590, 12030, 13767, 14120, 15639, 16040, 18356, 20852, 21180, 22945, 24060, 26065, 27534, 31278, 36712, 41704, 42360, 45890, 48120, 52130, 55068, 62556, 68835, 78195, 91780, 104260, 110136, 125112, 137670, 141553, 156390, 183560, 208520, 275340, 283106, 312780, 424659, 550680, 566212, 625560, 707765, 849318, 1132424, 1415530, 1698636, 1840189, 2123295, 2831060, 3397272, 3680378, 4246590, 5520567, 5662120, 7360756, 8493180, 9200945, 11041134, 14721512, 16986360, 18401890, 22082268, 27602835, 36803780, 44164536, 55205670, 73607560, 110411340, 220822680]

約数ペア:

[(1, 220822680), (2, 110411340), (3, 73607560), (4, 55205670), (5, 44164536), (6, 36803780), (8, 27602835), (10, 22082268), (12, 18401890), (13, 16986360), (15, 14721512), (20, 11041134), (24, 9200945), (26, 8493180), (30, 7360756), (39, 5662120), (40, 5520567), (52, 4246590), (60, 3680378), (65, 3397272), (78, 2831060), (104, 2123295), (120, 1840189), (130, 1698636), (156, 1415530), (195, 1132424), (260, 849318), (312, 707765), (353, 625560), (390, 566212), (401, 550680), (520, 424659), (706, 312780), (780, 283106), (802, 275340), (1059, 208520), (1203, 183560), (1412, 156390), (1560, 141553), (1604, 137670), (1765, 125112), (2005, 110136), (2118, 104260), (2406, 91780), (2824, 78195), (3208, 68835), (3530, 62556), (4010, 55068), (4236, 52130), (4589, 48120), (4812, 45890), (5213, 42360), (5295, 41704), (6015, 36712), (7060, 31278), (8020, 27534), (8472, 26065), (9178, 24060), (9624, 22945), (10426, 21180), (10590, 20852), (12030, 18356), (13767, 16040), (14120, 15639)]