240391440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{397}}^1$

素因数の和:474

約数の個数: 180

約数和(自身を含む): 838219044

約数和(自身を除く): 597827604

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 397, 435, 464, 522, 580, 696, 720, 794, 841, 870, 1044, 1160, 1191, 1305, 1392, 1588, 1682, 1740, 1985, 2088, 2320, 2382, 2523, 2610, 3176, 3364, 3480, 3573, 3970, 4176, 4205, 4764, 5046, 5220, 5955, 6352, 6728, 6960, 7146, 7569, 7940, 8410, 9528, 10092, 10440, 11513, 11910, 12615, 13456, 14292, 15138, 15880, 16820, 17865, 19056, 20184, 20880, 23026, 23820, 25230, 28584, 30276, 31760, 33640, 34539, 35730, 37845, 40368, 46052, 47640, 50460, 57168, 57565, 60552, 67280, 69078, 71460, 75690, 92104, 95280, 100920, 103617, 115130, 121104, 138156, 142920, 151380, 172695, 184208, 201840, 207234, 230260, 276312, 285840, 302760, 333877, 345390, 414468, 460520, 518085, 552624, 605520, 667754, 690780, 828936, 921040, 1001631, 1036170, 1335508, 1381560, 1657872, 1669385, 2003262, 2072340, 2671016, 2763120, 3004893, 3338770, 4006524, 4144680, 5008155, 5342032, 6009786, 6677540, 8013048, 8289360, 10016310, 12019572, 13355080, 15024465, 16026096, 20032620, 24039144, 26710160, 30048930, 40065240, 48078288, 60097860, 80130480, 120195720, 240391440]

約数ペア:

[(1, 240391440), (2, 120195720), (3, 80130480), (4, 60097860), (5, 48078288), (6, 40065240), (8, 30048930), (9, 26710160), (10, 24039144), (12, 20032620), (15, 16026096), (16, 15024465), (18, 13355080), (20, 12019572), (24, 10016310), (29, 8289360), (30, 8013048), (36, 6677540), (40, 6009786), (45, 5342032), (48, 5008155), (58, 4144680), (60, 4006524), (72, 3338770), (80, 3004893), (87, 2763120), (90, 2671016), (116, 2072340), (120, 2003262), (144, 1669385), (145, 1657872), (174, 1381560), (180, 1335508), (232, 1036170), (240, 1001631), (261, 921040), (290, 828936), (348, 690780), (360, 667754), (397, 605520), (435, 552624), (464, 518085), (522, 460520), (580, 414468), (696, 345390), (720, 333877), (794, 302760), (841, 285840), (870, 276312), (1044, 230260), (1160, 207234), (1191, 201840), (1305, 184208), (1392, 172695), (1588, 151380), (1682, 142920), (1740, 138156), (1985, 121104), (2088, 115130), (2320, 103617), (2382, 100920), (2523, 95280), (2610, 92104), (3176, 75690), (3364, 71460), (3480, 69078), (3573, 67280), (3970, 60552), (4176, 57565), (4205, 57168), (4764, 50460), (5046, 47640), (5220, 46052), (5955, 40368), (6352, 37845), (6728, 35730), (6960, 34539), (7146, 33640), (7569, 31760), (7940, 30276), (8410, 28584), (9528, 25230), (10092, 23820), (10440, 23026), (11513, 20880), (11910, 20184), (12615, 19056), (13456, 17865), (14292, 16820), (15138, 15880)]