78049800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:484

約数の個数: 144

約数和(自身を含む): 264916080

約数和(自身を除く): 186866280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 131, 150, 180, 200, 225, 262, 300, 331, 360, 393, 450, 524, 600, 655, 662, 786, 900, 993, 1048, 1179, 1310, 1324, 1572, 1655, 1800, 1965, 1986, 2358, 2620, 2648, 2979, 3144, 3275, 3310, 3930, 3972, 4716, 4965, 5240, 5895, 5958, 6550, 6620, 7860, 7944, 8275, 9432, 9825, 9930, 11790, 11916, 13100, 13240, 14895, 15720, 16550, 19650, 19860, 23580, 23832, 24825, 26200, 29475, 29790, 33100, 39300, 39720, 43361, 47160, 49650, 58950, 59580, 66200, 74475, 78600, 86722, 99300, 117900, 119160, 130083, 148950, 173444, 198600, 216805, 235800, 260166, 297900, 346888, 390249, 433610, 520332, 595800, 650415, 780498, 867220, 1040664, 1084025, 1300830, 1560996, 1734440, 1951245, 2168050, 2601660, 3121992, 3252075, 3902490, 4336100, 5203320, 6504150, 7804980, 8672200, 9756225, 13008300, 15609960, 19512450, 26016600, 39024900, 78049800]

約数ペア:

[(1, 78049800), (2, 39024900), (3, 26016600), (4, 19512450), (5, 15609960), (6, 13008300), (8, 9756225), (9, 8672200), (10, 7804980), (12, 6504150), (15, 5203320), (18, 4336100), (20, 3902490), (24, 3252075), (25, 3121992), (30, 2601660), (36, 2168050), (40, 1951245), (45, 1734440), (50, 1560996), (60, 1300830), (72, 1084025), (75, 1040664), (90, 867220), (100, 780498), (120, 650415), (131, 595800), (150, 520332), (180, 433610), (200, 390249), (225, 346888), (262, 297900), (300, 260166), (331, 235800), (360, 216805), (393, 198600), (450, 173444), (524, 148950), (600, 130083), (655, 119160), (662, 117900), (786, 99300), (900, 86722), (993, 78600), (1048, 74475), (1179, 66200), (1310, 59580), (1324, 58950), (1572, 49650), (1655, 47160), (1800, 43361), (1965, 39720), (1986, 39300), (2358, 33100), (2620, 29790), (2648, 29475), (2979, 26200), (3144, 24825), (3275, 23832), (3310, 23580), (3930, 19860), (3972, 19650), (4716, 16550), (4965, 15720), (5240, 14895), (5895, 13240), (5958, 13100), (6550, 11916), (6620, 11790), (7860, 9930), (7944, 9825), (8275, 9432)]