1216742040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{30449}}^1$

素因数の和:30506

約数の個数: 128

約数和(自身を含む): 4165560000

約数和(自身を除く): 2948817960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 90, 108, 111, 120, 135, 148, 180, 185, 216, 222, 270, 296, 333, 360, 370, 444, 540, 555, 666, 740, 888, 999, 1080, 1110, 1332, 1480, 1665, 1998, 2220, 2664, 3330, 3996, 4440, 4995, 6660, 7992, 9990, 13320, 19980, 30449, 39960, 60898, 91347, 121796, 152245, 182694, 243592, 274041, 304490, 365388, 456735, 548082, 608980, 730776, 822123, 913470, 1096164, 1126613, 1217960, 1370205, 1644246, 1826940, 2192328, 2253226, 2740410, 3288492, 3379839, 3653880, 4110615, 4506452, 5480820, 5633065, 6576984, 6759678, 8221230, 9012904, 10139517, 10961640, 11266130, 13519356, 16442460, 16899195, 20279034, 22532260, 27038712, 30418551, 32884920, 33798390, 40558068, 45064520, 50697585, 60837102, 67596780, 81116136, 101395170, 121674204, 135193560, 152092755, 202790340, 243348408, 304185510, 405580680, 608371020, 1216742040]

約数ペア:

[(1, 1216742040), (2, 608371020), (3, 405580680), (4, 304185510), (5, 243348408), (6, 202790340), (8, 152092755), (9, 135193560), (10, 121674204), (12, 101395170), (15, 81116136), (18, 67596780), (20, 60837102), (24, 50697585), (27, 45064520), (30, 40558068), (36, 33798390), (37, 32884920), (40, 30418551), (45, 27038712), (54, 22532260), (60, 20279034), (72, 16899195), (74, 16442460), (90, 13519356), (108, 11266130), (111, 10961640), (120, 10139517), (135, 9012904), (148, 8221230), (180, 6759678), (185, 6576984), (216, 5633065), (222, 5480820), (270, 4506452), (296, 4110615), (333, 3653880), (360, 3379839), (370, 3288492), (444, 2740410), (540, 2253226), (555, 2192328), (666, 1826940), (740, 1644246), (888, 1370205), (999, 1217960), (1080, 1126613), (1110, 1096164), (1332, 913470), (1480, 822123), (1665, 730776), (1998, 608980), (2220, 548082), (2664, 456735), (3330, 365388), (3996, 304490), (4440, 274041), (4995, 243592), (6660, 182694), (7992, 152245), (9990, 121796), (13320, 91347), (19980, 60898), (30449, 39960)]