261951300

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1$

素因数の和:492

約数の個数: 288

約数和(自身を含む): 962438400

約数和(自身を除く): 700487100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 25, 26, 27, 30, 34, 36, 39, 45, 50, 51, 52, 54, 60, 65, 68, 75, 78, 85, 90, 100, 102, 108, 117, 130, 135, 150, 153, 156, 170, 180, 195, 204, 221, 225, 234, 255, 260, 270, 300, 306, 325, 340, 351, 390, 425, 439, 442, 450, 459, 468, 510, 540, 585, 612, 650, 663, 675, 702, 765, 780, 850, 878, 884, 900, 918, 975, 1020, 1105, 1170, 1275, 1300, 1317, 1326, 1350, 1404, 1530, 1700, 1755, 1756, 1836, 1950, 1989, 2195, 2210, 2295, 2340, 2550, 2634, 2652, 2700, 2925, 3060, 3315, 3510, 3825, 3900, 3951, 3978, 4390, 4420, 4590, 5100, 5268, 5525, 5707, 5850, 5967, 6585, 6630, 7020, 7463, 7650, 7902, 7956, 8775, 8780, 9180, 9945, 10975, 11050, 11414, 11475, 11700, 11853, 11934, 13170, 13260, 14926, 15300, 15804, 16575, 17121, 17550, 19755, 19890, 21950, 22100, 22389, 22828, 22950, 23706, 23868, 26340, 28535, 29835, 29852, 32925, 33150, 34242, 35100, 37315, 39510, 39780, 43900, 44778, 45900, 47412, 49725, 51363, 57070, 59265, 59670, 65850, 66300, 67167, 68484, 74630, 79020, 85605, 89556, 97019, 98775, 99450, 102726, 111945, 114140, 118530, 119340, 131700, 134334, 142675, 149175, 149260, 154089, 171210, 186575, 194038, 197550, 198900, 201501, 205452, 223890, 237060, 256815, 268668, 285350, 291057, 296325, 298350, 308178, 335835, 342420, 373150, 388076, 395100, 403002, 428025, 447780, 485095, 513630, 559725, 570700, 582114, 592650, 596700, 616356, 671670, 746300, 770445, 806004, 856050, 873171, 970190, 1007505, 1027260, 1119450, 1164228, 1185300, 1284075, 1343340, 1455285, 1540890, 1679175, 1712100, 1746342, 1940380, 2015010, 2238900, 2425475, 2568150, 2619513, 2910570, 3081780, 3358350, 3492684, 3852225, 4030020, 4365855, 4850950, 5037525, 5136300, 5239026, 5821140, 6716700, 7276425, 7704450, 8731710, 9701900, 10075050, 10478052, 13097565, 14552850, 15408900, 17463420, 20150100, 21829275, 26195130, 29105700, 43658550, 52390260, 65487825, 87317100, 130975650, 261951300]

約数ペア:

[(1, 261951300), (2, 130975650), (3, 87317100), (4, 65487825), (5, 52390260), (6, 43658550), (9, 29105700), (10, 26195130), (12, 21829275), (13, 20150100), (15, 17463420), (17, 15408900), (18, 14552850), (20, 13097565), (25, 10478052), (26, 10075050), (27, 9701900), (30, 8731710), (34, 7704450), (36, 7276425), (39, 6716700), (45, 5821140), (50, 5239026), (51, 5136300), (52, 5037525), (54, 4850950), (60, 4365855), (65, 4030020), (68, 3852225), (75, 3492684), (78, 3358350), (85, 3081780), (90, 2910570), (100, 2619513), (102, 2568150), (108, 2425475), (117, 2238900), (130, 2015010), (135, 1940380), (150, 1746342), (153, 1712100), (156, 1679175), (170, 1540890), (180, 1455285), (195, 1343340), (204, 1284075), (221, 1185300), (225, 1164228), (234, 1119450), (255, 1027260), (260, 1007505), (270, 970190), (300, 873171), (306, 856050), (325, 806004), (340, 770445), (351, 746300), (390, 671670), (425, 616356), (439, 596700), (442, 592650), (450, 582114), (459, 570700), (468, 559725), (510, 513630), (540, 485095), (585, 447780), (612, 428025), (650, 403002), (663, 395100), (675, 388076), (702, 373150), (765, 342420), (780, 335835), (850, 308178), (878, 298350), (884, 296325), (900, 291057), (918, 285350), (975, 268668), (1020, 256815), (1105, 237060), (1170, 223890), (1275, 205452), (1300, 201501), (1317, 198900), (1326, 197550), (1350, 194038), (1404, 186575), (1530, 171210), (1700, 154089), (1755, 149260), (1756, 149175), (1836, 142675), (1950, 134334), (1989, 131700), (2195, 119340), (2210, 118530), (2295, 114140), (2340, 111945), (2550, 102726), (2634, 99450), (2652, 98775), (2700, 97019), (2925, 89556), (3060, 85605), (3315, 79020), (3510, 74630), (3825, 68484), (3900, 67167), (3951, 66300), (3978, 65850), (4390, 59670), (4420, 59265), (4590, 57070), (5100, 51363), (5268, 49725), (5525, 47412), (5707, 45900), (5850, 44778), (5967, 43900), (6585, 39780), (6630, 39510), (7020, 37315), (7463, 35100), (7650, 34242), (7902, 33150), (7956, 32925), (8775, 29852), (8780, 29835), (9180, 28535), (9945, 26340), (10975, 23868), (11050, 23706), (11414, 22950), (11475, 22828), (11700, 22389), (11853, 22100), (11934, 21950), (13170, 19890), (13260, 19755), (14926, 17550), (15300, 17121), (15804, 16575)]