81182400

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1301}}^1$

素因数の和:1339

約数の個数: 168

約数和(自身を含む): 287054544

約数和(自身を除く): 205872144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 130, 150, 156, 160, 192, 195, 200, 208, 240, 260, 300, 312, 320, 325, 390, 400, 416, 480, 520, 600, 624, 650, 780, 800, 832, 960, 975, 1040, 1200, 1248, 1300, 1301, 1560, 1600, 1950, 2080, 2400, 2496, 2600, 2602, 3120, 3900, 3903, 4160, 4800, 5200, 5204, 6240, 6505, 7800, 7806, 10400, 10408, 12480, 13010, 15600, 15612, 16913, 19515, 20800, 20816, 26020, 31200, 31224, 32525, 33826, 39030, 41632, 50739, 52040, 62400, 62448, 65050, 67652, 78060, 83264, 84565, 97575, 101478, 104080, 124896, 130100, 135304, 156120, 169130, 195150, 202956, 208160, 249792, 253695, 260200, 270608, 312240, 338260, 390300, 405912, 416320, 422825, 507390, 520400, 541216, 624480, 676520, 780600, 811824, 845650, 1014780, 1040800, 1082432, 1248960, 1268475, 1353040, 1561200, 1623648, 1691300, 2029560, 2081600, 2536950, 2706080, 3122400, 3247296, 3382600, 4059120, 5073900, 5412160, 6244800, 6765200, 8118240, 10147800, 13530400, 16236480, 20295600, 27060800, 40591200, 81182400]

約数ペア:

[(1, 81182400), (2, 40591200), (3, 27060800), (4, 20295600), (5, 16236480), (6, 13530400), (8, 10147800), (10, 8118240), (12, 6765200), (13, 6244800), (15, 5412160), (16, 5073900), (20, 4059120), (24, 3382600), (25, 3247296), (26, 3122400), (30, 2706080), (32, 2536950), (39, 2081600), (40, 2029560), (48, 1691300), (50, 1623648), (52, 1561200), (60, 1353040), (64, 1268475), (65, 1248960), (75, 1082432), (78, 1040800), (80, 1014780), (96, 845650), (100, 811824), (104, 780600), (120, 676520), (130, 624480), (150, 541216), (156, 520400), (160, 507390), (192, 422825), (195, 416320), (200, 405912), (208, 390300), (240, 338260), (260, 312240), (300, 270608), (312, 260200), (320, 253695), (325, 249792), (390, 208160), (400, 202956), (416, 195150), (480, 169130), (520, 156120), (600, 135304), (624, 130100), (650, 124896), (780, 104080), (800, 101478), (832, 97575), (960, 84565), (975, 83264), (1040, 78060), (1200, 67652), (1248, 65050), (1300, 62448), (1301, 62400), (1560, 52040), (1600, 50739), (1950, 41632), (2080, 39030), (2400, 33826), (2496, 32525), (2600, 31224), (2602, 31200), (3120, 26020), (3900, 20816), (3903, 20800), (4160, 19515), (4800, 16913), (5200, 15612), (5204, 15600), (6240, 13010), (6505, 12480), (7800, 10408), (7806, 10400)]