144446640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{691}}^1$

素因数の和:787

約数の個数: 160

約数和(自身を含む): 490135296

約数和(自身を除く): 345688656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 67, 78, 80, 104, 120, 130, 134, 156, 195, 201, 208, 240, 260, 268, 312, 335, 390, 402, 520, 536, 624, 670, 691, 780, 804, 871, 1005, 1040, 1072, 1340, 1382, 1560, 1608, 1742, 2010, 2073, 2613, 2680, 2764, 3120, 3216, 3455, 3484, 4020, 4146, 4355, 5226, 5360, 5528, 6910, 6968, 8040, 8292, 8710, 8983, 10365, 10452, 11056, 13065, 13820, 13936, 16080, 16584, 17420, 17966, 20730, 20904, 26130, 26949, 27640, 33168, 34840, 35932, 41460, 41808, 44915, 46297, 52260, 53898, 55280, 69680, 71864, 82920, 89830, 92594, 104520, 107796, 134745, 138891, 143728, 165840, 179660, 185188, 209040, 215592, 231485, 269490, 277782, 359320, 370376, 431184, 462970, 538980, 555564, 601861, 694455, 718640, 740752, 925940, 1077960, 1111128, 1203722, 1388910, 1805583, 1851880, 2155920, 2222256, 2407444, 2777820, 3009305, 3611166, 3703760, 4814888, 5555640, 6018610, 7222332, 9027915, 9629776, 11111280, 12037220, 14444664, 18055830, 24074440, 28889328, 36111660, 48148880, 72223320, 144446640]

約数ペア:

[(1, 144446640), (2, 72223320), (3, 48148880), (4, 36111660), (5, 28889328), (6, 24074440), (8, 18055830), (10, 14444664), (12, 12037220), (13, 11111280), (15, 9629776), (16, 9027915), (20, 7222332), (24, 6018610), (26, 5555640), (30, 4814888), (39, 3703760), (40, 3611166), (48, 3009305), (52, 2777820), (60, 2407444), (65, 2222256), (67, 2155920), (78, 1851880), (80, 1805583), (104, 1388910), (120, 1203722), (130, 1111128), (134, 1077960), (156, 925940), (195, 740752), (201, 718640), (208, 694455), (240, 601861), (260, 555564), (268, 538980), (312, 462970), (335, 431184), (390, 370376), (402, 359320), (520, 277782), (536, 269490), (624, 231485), (670, 215592), (691, 209040), (780, 185188), (804, 179660), (871, 165840), (1005, 143728), (1040, 138891), (1072, 134745), (1340, 107796), (1382, 104520), (1560, 92594), (1608, 89830), (1742, 82920), (2010, 71864), (2073, 69680), (2613, 55280), (2680, 53898), (2764, 52260), (3120, 46297), (3216, 44915), (3455, 41808), (3484, 41460), (4020, 35932), (4146, 34840), (4355, 33168), (5226, 27640), (5360, 26949), (5528, 26130), (6910, 20904), (6968, 20730), (8040, 17966), (8292, 17420), (8710, 16584), (8983, 16080), (10365, 13936), (10452, 13820), (11056, 13065)]