31028940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1553}}^1$

素因数の和:1608

約数の個数: 96

約数和(自身を含む): 99207360

約数和(自身を除く): 68178420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 135, 148, 180, 185, 222, 270, 333, 370, 444, 540, 555, 666, 740, 999, 1110, 1332, 1553, 1665, 1998, 2220, 3106, 3330, 3996, 4659, 4995, 6212, 6660, 7765, 9318, 9990, 13977, 15530, 18636, 19980, 23295, 27954, 31060, 41931, 46590, 55908, 57461, 69885, 83862, 93180, 114922, 139770, 167724, 172383, 209655, 229844, 279540, 287305, 344766, 419310, 517149, 574610, 689532, 838620, 861915, 1034298, 1149220, 1551447, 1723830, 2068596, 2585745, 3102894, 3447660, 5171490, 6205788, 7757235, 10342980, 15514470, 31028940]

約数ペア:

[(1, 31028940), (2, 15514470), (3, 10342980), (4, 7757235), (5, 6205788), (6, 5171490), (9, 3447660), (10, 3102894), (12, 2585745), (15, 2068596), (18, 1723830), (20, 1551447), (27, 1149220), (30, 1034298), (36, 861915), (37, 838620), (45, 689532), (54, 574610), (60, 517149), (74, 419310), (90, 344766), (108, 287305), (111, 279540), (135, 229844), (148, 209655), (180, 172383), (185, 167724), (222, 139770), (270, 114922), (333, 93180), (370, 83862), (444, 69885), (540, 57461), (555, 55908), (666, 46590), (740, 41931), (999, 31060), (1110, 27954), (1332, 23295), (1553, 19980), (1665, 18636), (1998, 15530), (2220, 13977), (3106, 9990), (3330, 9318), (3996, 7765), (4659, 6660), (4995, 6212)]