2420080000

素因数分解:

$2^7\times 5^4\times {\mathrm{13}}^2\times {\mathrm{179}}^1$

素因数の和:239

約数の個数: 240

約数和(自身を含む): 6560165700

約数和(自身を除く): 4140085700

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 128, 130, 160, 169, 179, 200, 208, 250, 260, 320, 325, 338, 358, 400, 416, 500, 520, 625, 640, 650, 676, 716, 800, 832, 845, 895, 1000, 1040, 1250, 1300, 1352, 1432, 1600, 1625, 1664, 1690, 1790, 2000, 2080, 2327, 2500, 2600, 2704, 2864, 3200, 3250, 3380, 3580, 4000, 4160, 4225, 4475, 4654, 5000, 5200, 5408, 5728, 6500, 6760, 7160, 8000, 8125, 8320, 8450, 8950, 9308, 10000, 10400, 10816, 11456, 11635, 13000, 13520, 14320, 16000, 16250, 16900, 17900, 18616, 20000, 20800, 21125, 21632, 22375, 22912, 23270, 26000, 27040, 28640, 30251, 32500, 33800, 35800, 37232, 40000, 41600, 42250, 44750, 46540, 52000, 54080, 57280, 58175, 60502, 65000, 67600, 71600, 74464, 80000, 84500, 89500, 93080, 104000, 105625, 108160, 111875, 114560, 116350, 121004, 130000, 135200, 143200, 148928, 151255, 169000, 179000, 186160, 208000, 211250, 223750, 232700, 242008, 260000, 270400, 286400, 290875, 297856, 302510, 338000, 358000, 372320, 422500, 447500, 465400, 484016, 520000, 540800, 572800, 581750, 605020, 676000, 716000, 744640, 756275, 845000, 895000, 930800, 968032, 1040000, 1163500, 1210040, 1352000, 1432000, 1454375, 1489280, 1512550, 1690000, 1790000, 1861600, 1936064, 2327000, 2420080, 2704000, 2864000, 2908750, 3025100, 3380000, 3580000, 3723200, 3781375, 3872128, 4654000, 4840160, 5817500, 6050200, 6760000, 7160000, 7446400, 7562750, 9308000, 9680320, 11635000, 12100400, 13520000, 14320000, 15125500, 18616000, 18906875, 19360640, 23270000, 24200800, 30251000, 37232000, 37813750, 46540000, 48401600, 60502000, 75627500, 93080000, 96803200, 121004000, 151255000, 186160000, 242008000, 302510000, 484016000, 605020000, 1210040000, 2420080000]

約数ペア:

[(1, 2420080000), (2, 1210040000), (4, 605020000), (5, 484016000), (8, 302510000), (10, 242008000), (13, 186160000), (16, 151255000), (20, 121004000), (25, 96803200), (26, 93080000), (32, 75627500), (40, 60502000), (50, 48401600), (52, 46540000), (64, 37813750), (65, 37232000), (80, 30251000), (100, 24200800), (104, 23270000), (125, 19360640), (128, 18906875), (130, 18616000), (160, 15125500), (169, 14320000), (179, 13520000), (200, 12100400), (208, 11635000), (250, 9680320), (260, 9308000), (320, 7562750), (325, 7446400), (338, 7160000), (358, 6760000), (400, 6050200), (416, 5817500), (500, 4840160), (520, 4654000), (625, 3872128), (640, 3781375), (650, 3723200), (676, 3580000), (716, 3380000), (800, 3025100), (832, 2908750), (845, 2864000), (895, 2704000), (1000, 2420080), (1040, 2327000), (1250, 1936064), (1300, 1861600), (1352, 1790000), (1432, 1690000), (1600, 1512550), (1625, 1489280), (1664, 1454375), (1690, 1432000), (1790, 1352000), (2000, 1210040), (2080, 1163500), (2327, 1040000), (2500, 968032), (2600, 930800), (2704, 895000), (2864, 845000), (3200, 756275), (3250, 744640), (3380, 716000), (3580, 676000), (4000, 605020), (4160, 581750), (4225, 572800), (4475, 540800), (4654, 520000), (5000, 484016), (5200, 465400), (5408, 447500), (5728, 422500), (6500, 372320), (6760, 358000), (7160, 338000), (8000, 302510), (8125, 297856), (8320, 290875), (8450, 286400), (8950, 270400), (9308, 260000), (10000, 242008), (10400, 232700), (10816, 223750), (11456, 211250), (11635, 208000), (13000, 186160), (13520, 179000), (14320, 169000), (16000, 151255), (16250, 148928), (16900, 143200), (17900, 135200), (18616, 130000), (20000, 121004), (20800, 116350), (21125, 114560), (21632, 111875), (22375, 108160), (22912, 105625), (23270, 104000), (26000, 93080), (27040, 89500), (28640, 84500), (30251, 80000), (32500, 74464), (33800, 71600), (35800, 67600), (37232, 65000), (40000, 60502), (41600, 58175), (42250, 57280), (44750, 54080), (46540, 52000)]