255626000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:111

約数の個数: 240

約数和(自身を含む): 768343680

約数和(自身を除く): 512717680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 31, 35, 38, 40, 50, 56, 62, 70, 76, 80, 95, 100, 112, 124, 125, 133, 140, 152, 155, 175, 190, 200, 217, 248, 250, 266, 280, 304, 310, 350, 380, 400, 434, 475, 496, 500, 532, 560, 589, 620, 665, 700, 760, 775, 868, 875, 950, 961, 1000, 1064, 1085, 1178, 1240, 1330, 1400, 1520, 1550, 1736, 1750, 1900, 1922, 2000, 2128, 2170, 2356, 2375, 2480, 2660, 2800, 2945, 3100, 3325, 3472, 3500, 3800, 3844, 3875, 4123, 4340, 4712, 4750, 4805, 5320, 5425, 5890, 6200, 6650, 6727, 7000, 7600, 7688, 7750, 8246, 8680, 9424, 9500, 9610, 10640, 10850, 11780, 12400, 13300, 13454, 14000, 14725, 15376, 15500, 16492, 16625, 17360, 18259, 19000, 19220, 20615, 21700, 23560, 24025, 26600, 26908, 27125, 29450, 31000, 32984, 33250, 33635, 36518, 38000, 38440, 41230, 43400, 47120, 48050, 53200, 53816, 54250, 58900, 62000, 65968, 66500, 67270, 73036, 73625, 76880, 82460, 86800, 91295, 96100, 103075, 107632, 108500, 117800, 120125, 127813, 133000, 134540, 146072, 147250, 164920, 168175, 182590, 192200, 206150, 217000, 235600, 240250, 255626, 266000, 269080, 292144, 294500, 329840, 336350, 365180, 384400, 412300, 434000, 456475, 480500, 511252, 515375, 538160, 589000, 639065, 672700, 730360, 824600, 840875, 912950, 961000, 1022504, 1030750, 1178000, 1278130, 1345400, 1460720, 1649200, 1681750, 1825900, 1922000, 2045008, 2061500, 2282375, 2556260, 2690800, 3195325, 3363500, 3651800, 4123000, 4564750, 5112520, 6390650, 6727000, 7303600, 8246000, 9129500, 10225040, 12781300, 13454000, 15976625, 18259000, 25562600, 31953250, 36518000, 51125200, 63906500, 127813000, 255626000]

約数ペア:

[(1, 255626000), (2, 127813000), (4, 63906500), (5, 51125200), (7, 36518000), (8, 31953250), (10, 25562600), (14, 18259000), (16, 15976625), (19, 13454000), (20, 12781300), (25, 10225040), (28, 9129500), (31, 8246000), (35, 7303600), (38, 6727000), (40, 6390650), (50, 5112520), (56, 4564750), (62, 4123000), (70, 3651800), (76, 3363500), (80, 3195325), (95, 2690800), (100, 2556260), (112, 2282375), (124, 2061500), (125, 2045008), (133, 1922000), (140, 1825900), (152, 1681750), (155, 1649200), (175, 1460720), (190, 1345400), (200, 1278130), (217, 1178000), (248, 1030750), (250, 1022504), (266, 961000), (280, 912950), (304, 840875), (310, 824600), (350, 730360), (380, 672700), (400, 639065), (434, 589000), (475, 538160), (496, 515375), (500, 511252), (532, 480500), (560, 456475), (589, 434000), (620, 412300), (665, 384400), (700, 365180), (760, 336350), (775, 329840), (868, 294500), (875, 292144), (950, 269080), (961, 266000), (1000, 255626), (1064, 240250), (1085, 235600), (1178, 217000), (1240, 206150), (1330, 192200), (1400, 182590), (1520, 168175), (1550, 164920), (1736, 147250), (1750, 146072), (1900, 134540), (1922, 133000), (2000, 127813), (2128, 120125), (2170, 117800), (2356, 108500), (2375, 107632), (2480, 103075), (2660, 96100), (2800, 91295), (2945, 86800), (3100, 82460), (3325, 76880), (3472, 73625), (3500, 73036), (3800, 67270), (3844, 66500), (3875, 65968), (4123, 62000), (4340, 58900), (4712, 54250), (4750, 53816), (4805, 53200), (5320, 48050), (5425, 47120), (5890, 43400), (6200, 41230), (6650, 38440), (6727, 38000), (7000, 36518), (7600, 33635), (7688, 33250), (7750, 32984), (8246, 31000), (8680, 29450), (9424, 27125), (9500, 26908), (9610, 26600), (10640, 24025), (10850, 23560), (11780, 21700), (12400, 20615), (13300, 19220), (13454, 19000), (14000, 18259), (14725, 17360), (15376, 16625), (15500, 16492)]