1260832000

素因数分解:

$2^8\times 5^3\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:134

約数の個数: 216

約数和(自身を含む): 3324635496

約数和(自身を除く): 2063803496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 41, 50, 62, 64, 80, 82, 100, 124, 125, 128, 155, 160, 164, 200, 205, 248, 250, 256, 310, 320, 328, 400, 410, 496, 500, 620, 640, 656, 775, 800, 820, 961, 992, 1000, 1025, 1240, 1271, 1280, 1312, 1550, 1600, 1640, 1922, 1984, 2000, 2050, 2480, 2542, 2624, 3100, 3200, 3280, 3844, 3875, 3968, 4000, 4100, 4805, 4960, 5084, 5125, 5248, 6200, 6355, 6400, 6560, 7688, 7750, 7936, 8000, 8200, 9610, 9920, 10168, 10250, 10496, 12400, 12710, 13120, 15376, 15500, 16000, 16400, 19220, 19840, 20336, 20500, 24025, 24800, 25420, 26240, 30752, 31000, 31775, 32000, 32800, 38440, 39401, 39680, 40672, 41000, 48050, 49600, 50840, 52480, 61504, 62000, 63550, 65600, 76880, 78802, 81344, 82000, 96100, 99200, 101680, 120125, 123008, 124000, 127100, 131200, 153760, 157604, 158875, 162688, 164000, 192200, 197005, 198400, 203360, 240250, 246016, 248000, 254200, 262400, 307520, 315208, 317750, 325376, 328000, 384400, 394010, 406720, 480500, 496000, 508400, 615040, 630416, 635500, 656000, 768800, 788020, 813440, 961000, 985025, 992000, 1016800, 1230080, 1260832, 1271000, 1312000, 1537600, 1576040, 1626880, 1922000, 1970050, 2033600, 2521664, 2542000, 3075200, 3152080, 3844000, 3940100, 4067200, 4925125, 5043328, 5084000, 6150400, 6304160, 7688000, 7880200, 8134400, 9850250, 10086656, 10168000, 12608320, 15376000, 15760400, 19700500, 20336000, 25216640, 30752000, 31520800, 39401000, 40672000, 50433280, 63041600, 78802000, 126083200, 157604000, 252166400, 315208000, 630416000, 1260832000]

約数ペア:

[(1, 1260832000), (2, 630416000), (4, 315208000), (5, 252166400), (8, 157604000), (10, 126083200), (16, 78802000), (20, 63041600), (25, 50433280), (31, 40672000), (32, 39401000), (40, 31520800), (41, 30752000), (50, 25216640), (62, 20336000), (64, 19700500), (80, 15760400), (82, 15376000), (100, 12608320), (124, 10168000), (125, 10086656), (128, 9850250), (155, 8134400), (160, 7880200), (164, 7688000), (200, 6304160), (205, 6150400), (248, 5084000), (250, 5043328), (256, 4925125), (310, 4067200), (320, 3940100), (328, 3844000), (400, 3152080), (410, 3075200), (496, 2542000), (500, 2521664), (620, 2033600), (640, 1970050), (656, 1922000), (775, 1626880), (800, 1576040), (820, 1537600), (961, 1312000), (992, 1271000), (1000, 1260832), (1025, 1230080), (1240, 1016800), (1271, 992000), (1280, 985025), (1312, 961000), (1550, 813440), (1600, 788020), (1640, 768800), (1922, 656000), (1984, 635500), (2000, 630416), (2050, 615040), (2480, 508400), (2542, 496000), (2624, 480500), (3100, 406720), (3200, 394010), (3280, 384400), (3844, 328000), (3875, 325376), (3968, 317750), (4000, 315208), (4100, 307520), (4805, 262400), (4960, 254200), (5084, 248000), (5125, 246016), (5248, 240250), (6200, 203360), (6355, 198400), (6400, 197005), (6560, 192200), (7688, 164000), (7750, 162688), (7936, 158875), (8000, 157604), (8200, 153760), (9610, 131200), (9920, 127100), (10168, 124000), (10250, 123008), (10496, 120125), (12400, 101680), (12710, 99200), (13120, 96100), (15376, 82000), (15500, 81344), (16000, 78802), (16400, 76880), (19220, 65600), (19840, 63550), (20336, 62000), (20500, 61504), (24025, 52480), (24800, 50840), (25420, 49600), (26240, 48050), (30752, 41000), (31000, 40672), (31775, 39680), (32000, 39401), (32800, 38440)]