989664900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:379

約数の個数: 288

約数和(自身を含む): 3445112832

約数和(自身を除く): 2455447932

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 37, 42, 47, 50, 60, 70, 74, 75, 84, 94, 100, 105, 111, 140, 141, 148, 150, 175, 185, 188, 210, 222, 235, 259, 271, 282, 300, 329, 350, 370, 420, 444, 470, 518, 525, 542, 555, 564, 658, 700, 705, 740, 777, 813, 925, 940, 987, 1036, 1050, 1084, 1110, 1175, 1295, 1316, 1355, 1410, 1554, 1626, 1645, 1739, 1850, 1897, 1974, 2100, 2220, 2350, 2590, 2710, 2775, 2820, 3108, 3252, 3290, 3478, 3525, 3700, 3794, 3885, 3948, 4065, 4700, 4935, 5180, 5217, 5420, 5550, 5691, 6475, 6580, 6775, 6956, 7050, 7588, 7770, 8130, 8225, 8695, 9485, 9870, 10027, 10434, 11100, 11382, 12173, 12737, 12950, 13550, 14100, 15540, 16260, 16450, 17390, 18970, 19425, 19740, 20054, 20325, 20868, 22764, 24346, 24675, 25474, 25900, 26085, 27100, 28455, 30081, 32900, 34780, 36519, 37940, 38211, 38850, 40108, 40650, 43475, 47425, 48692, 49350, 50135, 50948, 52170, 56910, 60162, 60865, 63685, 70189, 73038, 76422, 77700, 81300, 86950, 89159, 94850, 98700, 100270, 104340, 113820, 120324, 121730, 127370, 130425, 140378, 142275, 146076, 150405, 152844, 173900, 178318, 182595, 189700, 191055, 200540, 210567, 243460, 250675, 254740, 260850, 267477, 280756, 284550, 300810, 304325, 318425, 350945, 356636, 365190, 382110, 421134, 445795, 471269, 501350, 521700, 534954, 569100, 601620, 608650, 636850, 701890, 730380, 752025, 764220, 842268, 891590, 912975, 942538, 955275, 1002700, 1052835, 1069908, 1217300, 1273700, 1337385, 1403780, 1413807, 1504050, 1754725, 1783180, 1825950, 1885076, 1910550, 2105670, 2228975, 2356345, 2674770, 2827614, 3008100, 3298883, 3509450, 3651900, 3821100, 4211340, 4457950, 4712690, 5264175, 5349540, 5655228, 6597766, 6686925, 7018900, 7069035, 8915900, 9425380, 9896649, 10528350, 11781725, 13195532, 13373850, 14138070, 16494415, 19793298, 21056700, 23563450, 26747700, 28276140, 32988830, 35345175, 39586596, 47126900, 49483245, 65977660, 70690350, 82472075, 98966490, 141380700, 164944150, 197932980, 247416225, 329888300, 494832450, 989664900]

約数ペア:

[(1, 989664900), (2, 494832450), (3, 329888300), (4, 247416225), (5, 197932980), (6, 164944150), (7, 141380700), (10, 98966490), (12, 82472075), (14, 70690350), (15, 65977660), (20, 49483245), (21, 47126900), (25, 39586596), (28, 35345175), (30, 32988830), (35, 28276140), (37, 26747700), (42, 23563450), (47, 21056700), (50, 19793298), (60, 16494415), (70, 14138070), (74, 13373850), (75, 13195532), (84, 11781725), (94, 10528350), (100, 9896649), (105, 9425380), (111, 8915900), (140, 7069035), (141, 7018900), (148, 6686925), (150, 6597766), (175, 5655228), (185, 5349540), (188, 5264175), (210, 4712690), (222, 4457950), (235, 4211340), (259, 3821100), (271, 3651900), (282, 3509450), (300, 3298883), (329, 3008100), (350, 2827614), (370, 2674770), (420, 2356345), (444, 2228975), (470, 2105670), (518, 1910550), (525, 1885076), (542, 1825950), (555, 1783180), (564, 1754725), (658, 1504050), (700, 1413807), (705, 1403780), (740, 1337385), (777, 1273700), (813, 1217300), (925, 1069908), (940, 1052835), (987, 1002700), (1036, 955275), (1050, 942538), (1084, 912975), (1110, 891590), (1175, 842268), (1295, 764220), (1316, 752025), (1355, 730380), (1410, 701890), (1554, 636850), (1626, 608650), (1645, 601620), (1739, 569100), (1850, 534954), (1897, 521700), (1974, 501350), (2100, 471269), (2220, 445795), (2350, 421134), (2590, 382110), (2710, 365190), (2775, 356636), (2820, 350945), (3108, 318425), (3252, 304325), (3290, 300810), (3478, 284550), (3525, 280756), (3700, 267477), (3794, 260850), (3885, 254740), (3948, 250675), (4065, 243460), (4700, 210567), (4935, 200540), (5180, 191055), (5217, 189700), (5420, 182595), (5550, 178318), (5691, 173900), (6475, 152844), (6580, 150405), (6775, 146076), (6956, 142275), (7050, 140378), (7588, 130425), (7770, 127370), (8130, 121730), (8225, 120324), (8695, 113820), (9485, 104340), (9870, 100270), (10027, 98700), (10434, 94850), (11100, 89159), (11382, 86950), (12173, 81300), (12737, 77700), (12950, 76422), (13550, 73038), (14100, 70189), (15540, 63685), (16260, 60865), (16450, 60162), (17390, 56910), (18970, 52170), (19425, 50948), (19740, 50135), (20054, 49350), (20325, 48692), (20868, 47425), (22764, 43475), (24346, 40650), (24675, 40108), (25474, 38850), (25900, 38211), (26085, 37940), (27100, 36519), (28455, 34780), (30081, 32900)]