1621965600

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1231}}^1$

素因数の和:1321

約数の個数: 288

約数和(自身を含む): 5967118080

約数和(自身を除く): 4345152480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 61, 72, 75, 80, 90, 96, 100, 108, 120, 122, 135, 144, 150, 160, 180, 183, 200, 216, 225, 240, 244, 270, 288, 300, 305, 360, 366, 400, 432, 450, 480, 488, 540, 549, 600, 610, 675, 720, 732, 800, 864, 900, 915, 976, 1080, 1098, 1200, 1220, 1231, 1350, 1440, 1464, 1525, 1647, 1800, 1830, 1952, 2160, 2196, 2400, 2440, 2462, 2700, 2745, 2928, 3050, 3294, 3600, 3660, 3693, 4320, 4392, 4575, 4880, 4924, 5400, 5490, 5856, 6100, 6155, 6588, 7200, 7320, 7386, 8235, 8784, 9150, 9760, 9848, 10800, 10980, 11079, 12200, 12310, 13176, 13725, 14640, 14772, 16470, 17568, 18300, 18465, 19696, 21600, 21960, 22158, 24400, 24620, 26352, 27450, 29280, 29544, 30775, 32940, 33237, 36600, 36930, 39392, 41175, 43920, 44316, 48800, 49240, 52704, 54900, 55395, 59088, 61550, 65880, 66474, 73200, 73860, 75091, 82350, 87840, 88632, 92325, 98480, 109800, 110790, 118176, 123100, 131760, 132948, 146400, 147720, 150182, 164700, 166185, 177264, 184650, 196960, 219600, 221580, 225273, 246200, 263520, 265896, 276975, 295440, 300364, 329400, 332370, 354528, 369300, 375455, 439200, 443160, 450546, 492400, 531792, 553950, 590880, 600728, 658800, 664740, 675819, 738600, 750910, 830925, 886320, 901092, 984800, 1063584, 1107900, 1126365, 1201456, 1317600, 1329480, 1351638, 1477200, 1501820, 1661850, 1772640, 1802184, 1877275, 2027457, 2215800, 2252730, 2402912, 2658960, 2703276, 2954400, 3003640, 3323700, 3379095, 3604368, 3754550, 4054914, 4431600, 4505460, 5317920, 5406552, 5631825, 6007280, 6647400, 6758190, 7208736, 7509100, 8109828, 8863200, 9010920, 10137285, 10813104, 11263650, 12014560, 13294800, 13516380, 15018200, 16219656, 16895475, 18021840, 20274570, 21626208, 22527300, 26589600, 27032760, 30036400, 32439312, 33790950, 36043680, 40549140, 45054600, 50686425, 54065520, 60072800, 64878624, 67581900, 81098280, 90109200, 101372850, 108131040, 135163800, 162196560, 180218400, 202745700, 270327600, 324393120, 405491400, 540655200, 810982800, 1621965600]

約数ペア:

[(1, 1621965600), (2, 810982800), (3, 540655200), (4, 405491400), (5, 324393120), (6, 270327600), (8, 202745700), (9, 180218400), (10, 162196560), (12, 135163800), (15, 108131040), (16, 101372850), (18, 90109200), (20, 81098280), (24, 67581900), (25, 64878624), (27, 60072800), (30, 54065520), (32, 50686425), (36, 45054600), (40, 40549140), (45, 36043680), (48, 33790950), (50, 32439312), (54, 30036400), (60, 27032760), (61, 26589600), (72, 22527300), (75, 21626208), (80, 20274570), (90, 18021840), (96, 16895475), (100, 16219656), (108, 15018200), (120, 13516380), (122, 13294800), (135, 12014560), (144, 11263650), (150, 10813104), (160, 10137285), (180, 9010920), (183, 8863200), (200, 8109828), (216, 7509100), (225, 7208736), (240, 6758190), (244, 6647400), (270, 6007280), (288, 5631825), (300, 5406552), (305, 5317920), (360, 4505460), (366, 4431600), (400, 4054914), (432, 3754550), (450, 3604368), (480, 3379095), (488, 3323700), (540, 3003640), (549, 2954400), (600, 2703276), (610, 2658960), (675, 2402912), (720, 2252730), (732, 2215800), (800, 2027457), (864, 1877275), (900, 1802184), (915, 1772640), (976, 1661850), (1080, 1501820), (1098, 1477200), (1200, 1351638), (1220, 1329480), (1231, 1317600), (1350, 1201456), (1440, 1126365), (1464, 1107900), (1525, 1063584), (1647, 984800), (1800, 901092), (1830, 886320), (1952, 830925), (2160, 750910), (2196, 738600), (2400, 675819), (2440, 664740), (2462, 658800), (2700, 600728), (2745, 590880), (2928, 553950), (3050, 531792), (3294, 492400), (3600, 450546), (3660, 443160), (3693, 439200), (4320, 375455), (4392, 369300), (4575, 354528), (4880, 332370), (4924, 329400), (5400, 300364), (5490, 295440), (5856, 276975), (6100, 265896), (6155, 263520), (6588, 246200), (7200, 225273), (7320, 221580), (7386, 219600), (8235, 196960), (8784, 184650), (9150, 177264), (9760, 166185), (9848, 164700), (10800, 150182), (10980, 147720), (11079, 146400), (12200, 132948), (12310, 131760), (13176, 123100), (13725, 118176), (14640, 110790), (14772, 109800), (16470, 98480), (17568, 92325), (18300, 88632), (18465, 87840), (19696, 82350), (21600, 75091), (21960, 73860), (22158, 73200), (24400, 66474), (24620, 65880), (26352, 61550), (27450, 59088), (29280, 55395), (29544, 54900), (30775, 52704), (32940, 49240), (33237, 48800), (36600, 44316), (36930, 43920), (39392, 41175)]