255537540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{61}}^1$

素因数の和:167

約数の個数: 216

約数和(自身を含む): 857335752

約数和(自身を除く): 601798212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 37, 45, 51, 60, 61, 68, 74, 85, 90, 102, 111, 122, 148, 153, 170, 180, 183, 185, 204, 222, 244, 255, 305, 306, 333, 340, 366, 370, 444, 510, 549, 555, 610, 612, 629, 666, 732, 740, 765, 915, 1020, 1037, 1098, 1110, 1220, 1258, 1332, 1369, 1530, 1665, 1830, 1887, 2074, 2196, 2220, 2257, 2516, 2738, 2745, 3060, 3111, 3145, 3330, 3660, 3774, 4107, 4148, 4514, 5185, 5476, 5490, 5661, 6222, 6290, 6660, 6771, 6845, 7548, 8214, 9028, 9333, 9435, 10370, 10980, 11285, 11322, 12321, 12444, 12580, 13542, 13690, 15555, 16428, 18666, 18870, 20313, 20535, 20740, 22570, 22644, 23273, 24642, 27084, 27380, 28305, 31110, 33855, 37332, 37740, 38369, 40626, 41070, 45140, 46546, 46665, 49284, 56610, 61605, 62220, 67710, 69819, 76738, 81252, 82140, 83509, 93092, 93330, 101565, 113220, 115107, 116365, 123210, 135420, 139638, 153476, 167018, 186660, 191845, 203130, 209457, 230214, 232730, 246420, 250527, 279276, 334036, 345321, 349095, 383690, 406260, 417545, 418914, 460428, 465460, 501054, 575535, 690642, 698190, 751581, 767380, 835090, 837828, 1002108, 1047285, 1151070, 1252635, 1381284, 1396380, 1419653, 1503162, 1670180, 1726605, 2094570, 2302140, 2505270, 2839306, 3006324, 3453210, 3757905, 4189140, 4258959, 5010540, 5678612, 6906420, 7098265, 7515810, 8517918, 12776877, 14196530, 15031620, 17035836, 21294795, 25553754, 28393060, 42589590, 51107508, 63884385, 85179180, 127768770, 255537540]

約数ペア:

[(1, 255537540), (2, 127768770), (3, 85179180), (4, 63884385), (5, 51107508), (6, 42589590), (9, 28393060), (10, 25553754), (12, 21294795), (15, 17035836), (17, 15031620), (18, 14196530), (20, 12776877), (30, 8517918), (34, 7515810), (36, 7098265), (37, 6906420), (45, 5678612), (51, 5010540), (60, 4258959), (61, 4189140), (68, 3757905), (74, 3453210), (85, 3006324), (90, 2839306), (102, 2505270), (111, 2302140), (122, 2094570), (148, 1726605), (153, 1670180), (170, 1503162), (180, 1419653), (183, 1396380), (185, 1381284), (204, 1252635), (222, 1151070), (244, 1047285), (255, 1002108), (305, 837828), (306, 835090), (333, 767380), (340, 751581), (366, 698190), (370, 690642), (444, 575535), (510, 501054), (549, 465460), (555, 460428), (610, 418914), (612, 417545), (629, 406260), (666, 383690), (732, 349095), (740, 345321), (765, 334036), (915, 279276), (1020, 250527), (1037, 246420), (1098, 232730), (1110, 230214), (1220, 209457), (1258, 203130), (1332, 191845), (1369, 186660), (1530, 167018), (1665, 153476), (1830, 139638), (1887, 135420), (2074, 123210), (2196, 116365), (2220, 115107), (2257, 113220), (2516, 101565), (2738, 93330), (2745, 93092), (3060, 83509), (3111, 82140), (3145, 81252), (3330, 76738), (3660, 69819), (3774, 67710), (4107, 62220), (4148, 61605), (4514, 56610), (5185, 49284), (5476, 46665), (5490, 46546), (5661, 45140), (6222, 41070), (6290, 40626), (6660, 38369), (6771, 37740), (6845, 37332), (7548, 33855), (8214, 31110), (9028, 28305), (9333, 27380), (9435, 27084), (10370, 24642), (10980, 23273), (11285, 22644), (11322, 22570), (12321, 20740), (12444, 20535), (12580, 20313), (13542, 18870), (13690, 18666), (15555, 16428)]