205092720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{40693}}^1$

素因数の和:40719

約数の個数: 120

約数和(自身を含む): 787184736

約数和(自身を除く): 582092016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 40693, 81386, 122079, 162772, 203465, 244158, 284851, 325544, 366237, 406930, 488316, 569702, 610395, 651088, 732474, 813860, 854553, 976632, 1139404, 1220790, 1424255, 1464948, 1627720, 1709106, 1831185, 1953264, 2278808, 2441580, 2563659, 2848510, 2929896, 3255440, 3418212, 3662370, 4272765, 4557616, 4883160, 5127318, 5697020, 5859792, 6836424, 7324740, 8545530, 9766320, 10254636, 11394040, 12818295, 13672848, 14649480, 17091060, 20509272, 22788080, 25636590, 29298960, 34182120, 41018544, 51273180, 68364240, 102546360, 205092720]

約数ペア:

[(1, 205092720), (2, 102546360), (3, 68364240), (4, 51273180), (5, 41018544), (6, 34182120), (7, 29298960), (8, 25636590), (9, 22788080), (10, 20509272), (12, 17091060), (14, 14649480), (15, 13672848), (16, 12818295), (18, 11394040), (20, 10254636), (21, 9766320), (24, 8545530), (28, 7324740), (30, 6836424), (35, 5859792), (36, 5697020), (40, 5127318), (42, 4883160), (45, 4557616), (48, 4272765), (56, 3662370), (60, 3418212), (63, 3255440), (70, 2929896), (72, 2848510), (80, 2563659), (84, 2441580), (90, 2278808), (105, 1953264), (112, 1831185), (120, 1709106), (126, 1627720), (140, 1464948), (144, 1424255), (168, 1220790), (180, 1139404), (210, 976632), (240, 854553), (252, 813860), (280, 732474), (315, 651088), (336, 610395), (360, 569702), (420, 488316), (504, 406930), (560, 366237), (630, 325544), (720, 284851), (840, 244158), (1008, 203465), (1260, 162772), (1680, 122079), (2520, 81386), (5040, 40693)]