256989600

素因数分解:

$2^5\times 3^2\times 5^2\times 7^1\times {\mathrm{5099}}^1$

素因数の和:5132

約数の個数: 216

約数和(自身を含む): 1035871200

約数和(自身を除く): 778881600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 96, 100, 105, 112, 120, 126, 140, 144, 150, 160, 168, 175, 180, 200, 210, 224, 225, 240, 252, 280, 288, 300, 315, 336, 350, 360, 400, 420, 450, 480, 504, 525, 560, 600, 630, 672, 700, 720, 800, 840, 900, 1008, 1050, 1120, 1200, 1260, 1400, 1440, 1575, 1680, 1800, 2016, 2100, 2400, 2520, 2800, 3150, 3360, 3600, 4200, 5040, 5099, 5600, 6300, 7200, 8400, 10080, 10198, 12600, 15297, 16800, 20396, 25200, 25495, 30594, 35693, 40792, 45891, 50400, 50990, 61188, 71386, 76485, 81584, 91782, 101980, 107079, 122376, 127475, 142772, 152970, 163168, 178465, 183564, 203960, 214158, 229455, 244752, 254950, 285544, 305940, 321237, 356930, 367128, 382425, 407920, 428316, 458910, 489504, 509900, 535395, 571088, 611880, 642474, 713860, 734256, 764850, 815840, 856632, 892325, 917820, 1019800, 1070790, 1142176, 1147275, 1223760, 1284948, 1427720, 1468512, 1529700, 1606185, 1713264, 1784650, 1835640, 2039600, 2141580, 2294550, 2447520, 2569896, 2676975, 2855440, 3059400, 3212370, 3426528, 3569300, 3671280, 4079200, 4283160, 4589100, 5139792, 5353950, 5710880, 6118800, 6424740, 7138600, 7342560, 8030925, 8566320, 9178200, 10279584, 10707900, 12237600, 12849480, 14277200, 16061850, 17132640, 18356400, 21415800, 25698960, 28554400, 32123700, 36712800, 42831600, 51397920, 64247400, 85663200, 128494800, 256989600]

約数ペア:

[(1, 256989600), (2, 128494800), (3, 85663200), (4, 64247400), (5, 51397920), (6, 42831600), (7, 36712800), (8, 32123700), (9, 28554400), (10, 25698960), (12, 21415800), (14, 18356400), (15, 17132640), (16, 16061850), (18, 14277200), (20, 12849480), (21, 12237600), (24, 10707900), (25, 10279584), (28, 9178200), (30, 8566320), (32, 8030925), (35, 7342560), (36, 7138600), (40, 6424740), (42, 6118800), (45, 5710880), (48, 5353950), (50, 5139792), (56, 4589100), (60, 4283160), (63, 4079200), (70, 3671280), (72, 3569300), (75, 3426528), (80, 3212370), (84, 3059400), (90, 2855440), (96, 2676975), (100, 2569896), (105, 2447520), (112, 2294550), (120, 2141580), (126, 2039600), (140, 1835640), (144, 1784650), (150, 1713264), (160, 1606185), (168, 1529700), (175, 1468512), (180, 1427720), (200, 1284948), (210, 1223760), (224, 1147275), (225, 1142176), (240, 1070790), (252, 1019800), (280, 917820), (288, 892325), (300, 856632), (315, 815840), (336, 764850), (350, 734256), (360, 713860), (400, 642474), (420, 611880), (450, 571088), (480, 535395), (504, 509900), (525, 489504), (560, 458910), (600, 428316), (630, 407920), (672, 382425), (700, 367128), (720, 356930), (800, 321237), (840, 305940), (900, 285544), (1008, 254950), (1050, 244752), (1120, 229455), (1200, 214158), (1260, 203960), (1400, 183564), (1440, 178465), (1575, 163168), (1680, 152970), (1800, 142772), (2016, 127475), (2100, 122376), (2400, 107079), (2520, 101980), (2800, 91782), (3150, 81584), (3360, 76485), (3600, 71386), (4200, 61188), (5040, 50990), (5099, 50400), (5600, 45891), (6300, 40792), (7200, 35693), (8400, 30594), (10080, 25495), (10198, 25200), (12600, 20396), (15297, 16800)]