61428900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1$

素因数の和:878

約数の個数: 144

約数和(自身を含む): 201723200

約数和(自身を除く): 140294300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 25, 26, 30, 38, 39, 50, 52, 57, 60, 65, 75, 76, 78, 95, 100, 114, 130, 150, 156, 190, 195, 228, 247, 260, 285, 300, 325, 380, 390, 475, 494, 570, 650, 741, 780, 829, 950, 975, 988, 1140, 1235, 1300, 1425, 1482, 1658, 1900, 1950, 2470, 2487, 2850, 2964, 3316, 3705, 3900, 4145, 4940, 4974, 5700, 6175, 7410, 8290, 9948, 10777, 12350, 12435, 14820, 15751, 16580, 18525, 20725, 21554, 24700, 24870, 31502, 32331, 37050, 41450, 43108, 47253, 49740, 53885, 62175, 63004, 64662, 74100, 78755, 82900, 94506, 107770, 124350, 129324, 157510, 161655, 189012, 204763, 215540, 236265, 248700, 269425, 315020, 323310, 393775, 409526, 472530, 538850, 614289, 646620, 787550, 808275, 819052, 945060, 1023815, 1077700, 1181325, 1228578, 1575100, 1616550, 2047630, 2362650, 2457156, 3071445, 3233100, 4095260, 4725300, 5119075, 6142890, 10238150, 12285780, 15357225, 20476300, 30714450, 61428900]

約数ペア:

[(1, 61428900), (2, 30714450), (3, 20476300), (4, 15357225), (5, 12285780), (6, 10238150), (10, 6142890), (12, 5119075), (13, 4725300), (15, 4095260), (19, 3233100), (20, 3071445), (25, 2457156), (26, 2362650), (30, 2047630), (38, 1616550), (39, 1575100), (50, 1228578), (52, 1181325), (57, 1077700), (60, 1023815), (65, 945060), (75, 819052), (76, 808275), (78, 787550), (95, 646620), (100, 614289), (114, 538850), (130, 472530), (150, 409526), (156, 393775), (190, 323310), (195, 315020), (228, 269425), (247, 248700), (260, 236265), (285, 215540), (300, 204763), (325, 189012), (380, 161655), (390, 157510), (475, 129324), (494, 124350), (570, 107770), (650, 94506), (741, 82900), (780, 78755), (829, 74100), (950, 64662), (975, 63004), (988, 62175), (1140, 53885), (1235, 49740), (1300, 47253), (1425, 43108), (1482, 41450), (1658, 37050), (1900, 32331), (1950, 31502), (2470, 24870), (2487, 24700), (2850, 21554), (2964, 20725), (3316, 18525), (3705, 16580), (3900, 15751), (4145, 14820), (4940, 12435), (4974, 12350), (5700, 10777), (6175, 9948), (7410, 8290)]