2097255720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{397}}^1$

素因数の和:768

約数の個数: 256

約数和(自身を含む): 7611033600

約数和(自身を除く): 5513777880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 331, 380, 397, 399, 420, 456, 532, 570, 662, 665, 760, 794, 798, 840, 993, 1064, 1140, 1191, 1324, 1330, 1588, 1596, 1655, 1985, 1986, 1995, 2280, 2317, 2382, 2648, 2660, 2779, 3176, 3192, 3310, 3970, 3972, 3990, 4634, 4764, 4965, 5320, 5558, 5955, 6289, 6620, 6951, 7543, 7940, 7944, 7980, 8337, 9268, 9528, 9930, 11116, 11585, 11910, 12578, 13240, 13895, 13902, 15086, 15880, 15960, 16674, 18536, 18867, 19860, 22232, 22629, 23170, 23820, 25156, 27790, 27804, 30172, 31445, 33348, 34755, 37715, 37734, 39720, 41685, 44023, 45258, 46340, 47640, 50312, 52801, 55580, 55608, 60344, 62890, 66696, 69510, 75430, 75468, 83370, 88046, 90516, 92680, 94335, 105602, 111160, 113145, 125780, 131407, 132069, 139020, 150860, 150936, 158403, 166740, 176092, 181032, 188670, 211204, 220115, 226290, 251560, 262814, 264005, 264138, 278040, 301720, 316806, 333480, 352184, 377340, 394221, 422408, 440230, 452580, 525628, 528010, 528276, 633612, 657035, 660345, 754680, 788442, 792015, 880460, 905160, 919849, 1051256, 1056020, 1056552, 1267224, 1314070, 1320690, 1576884, 1584030, 1760920, 1839698, 1971105, 2112040, 2496733, 2628140, 2641380, 2759547, 3153768, 3168060, 3679396, 3942210, 4599245, 4993466, 5256280, 5282760, 5519094, 6336120, 7358792, 7490199, 7884420, 9198490, 9986932, 11038188, 12483665, 13797735, 14980398, 15768840, 17477131, 18396980, 19973864, 22076376, 24967330, 27595470, 29960796, 34954262, 36793960, 37450995, 49934660, 52431393, 55190940, 59921592, 69908524, 74901990, 87385655, 99869320, 104862786, 110381880, 139817048, 149803980, 174771310, 209725572, 262156965, 299607960, 349542620, 419451144, 524313930, 699085240, 1048627860, 2097255720]

約数ペア:

[(1, 2097255720), (2, 1048627860), (3, 699085240), (4, 524313930), (5, 419451144), (6, 349542620), (7, 299607960), (8, 262156965), (10, 209725572), (12, 174771310), (14, 149803980), (15, 139817048), (19, 110381880), (20, 104862786), (21, 99869320), (24, 87385655), (28, 74901990), (30, 69908524), (35, 59921592), (38, 55190940), (40, 52431393), (42, 49934660), (56, 37450995), (57, 36793960), (60, 34954262), (70, 29960796), (76, 27595470), (84, 24967330), (95, 22076376), (105, 19973864), (114, 18396980), (120, 17477131), (133, 15768840), (140, 14980398), (152, 13797735), (168, 12483665), (190, 11038188), (210, 9986932), (228, 9198490), (266, 7884420), (280, 7490199), (285, 7358792), (331, 6336120), (380, 5519094), (397, 5282760), (399, 5256280), (420, 4993466), (456, 4599245), (532, 3942210), (570, 3679396), (662, 3168060), (665, 3153768), (760, 2759547), (794, 2641380), (798, 2628140), (840, 2496733), (993, 2112040), (1064, 1971105), (1140, 1839698), (1191, 1760920), (1324, 1584030), (1330, 1576884), (1588, 1320690), (1596, 1314070), (1655, 1267224), (1985, 1056552), (1986, 1056020), (1995, 1051256), (2280, 919849), (2317, 905160), (2382, 880460), (2648, 792015), (2660, 788442), (2779, 754680), (3176, 660345), (3192, 657035), (3310, 633612), (3970, 528276), (3972, 528010), (3990, 525628), (4634, 452580), (4764, 440230), (4965, 422408), (5320, 394221), (5558, 377340), (5955, 352184), (6289, 333480), (6620, 316806), (6951, 301720), (7543, 278040), (7940, 264138), (7944, 264005), (7980, 262814), (8337, 251560), (9268, 226290), (9528, 220115), (9930, 211204), (11116, 188670), (11585, 181032), (11910, 176092), (12578, 166740), (13240, 158403), (13895, 150936), (13902, 150860), (15086, 139020), (15880, 132069), (15960, 131407), (16674, 125780), (18536, 113145), (18867, 111160), (19860, 105602), (22232, 94335), (22629, 92680), (23170, 90516), (23820, 88046), (25156, 83370), (27790, 75468), (27804, 75430), (30172, 69510), (31445, 66696), (33348, 62890), (34755, 60344), (37715, 55608), (37734, 55580), (39720, 52801), (41685, 50312), (44023, 47640), (45258, 46340)]