72648360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{491}}^1$

素因数の和:648

約数の個数: 128

約数和(自身を含む): 244425600

約数和(自身を除く): 171777240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 137, 180, 216, 270, 274, 360, 411, 491, 540, 548, 685, 822, 982, 1080, 1096, 1233, 1370, 1473, 1644, 1964, 2055, 2455, 2466, 2740, 2946, 3288, 3699, 3928, 4110, 4419, 4910, 4932, 5480, 5892, 6165, 7365, 7398, 8220, 8838, 9820, 9864, 11784, 12330, 13257, 14730, 14796, 16440, 17676, 18495, 19640, 22095, 24660, 26514, 29460, 29592, 35352, 36990, 44190, 49320, 53028, 58920, 66285, 67267, 73980, 88380, 106056, 132570, 134534, 147960, 176760, 201801, 265140, 269068, 336335, 403602, 530280, 538136, 605403, 672670, 807204, 1009005, 1210806, 1345340, 1614408, 1816209, 2018010, 2421612, 2690680, 3027015, 3632418, 4036020, 4843224, 6054030, 7264836, 8072040, 9081045, 12108060, 14529672, 18162090, 24216120, 36324180, 72648360]

約数ペア:

[(1, 72648360), (2, 36324180), (3, 24216120), (4, 18162090), (5, 14529672), (6, 12108060), (8, 9081045), (9, 8072040), (10, 7264836), (12, 6054030), (15, 4843224), (18, 4036020), (20, 3632418), (24, 3027015), (27, 2690680), (30, 2421612), (36, 2018010), (40, 1816209), (45, 1614408), (54, 1345340), (60, 1210806), (72, 1009005), (90, 807204), (108, 672670), (120, 605403), (135, 538136), (137, 530280), (180, 403602), (216, 336335), (270, 269068), (274, 265140), (360, 201801), (411, 176760), (491, 147960), (540, 134534), (548, 132570), (685, 106056), (822, 88380), (982, 73980), (1080, 67267), (1096, 66285), (1233, 58920), (1370, 53028), (1473, 49320), (1644, 44190), (1964, 36990), (2055, 35352), (2455, 29592), (2466, 29460), (2740, 26514), (2946, 24660), (3288, 22095), (3699, 19640), (3928, 18495), (4110, 17676), (4419, 16440), (4910, 14796), (4932, 14730), (5480, 13257), (5892, 12330), (6165, 11784), (7365, 9864), (7398, 9820), (8220, 8838)]