2781567330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1487}}^1\times {\mathrm{2711}}^1$

素因数の和:4231

約数の個数: 64

約数和(自身を含む): 6973267968

約数和(自身を除く): 4191700638

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 1487, 2711, 2974, 4461, 5422, 7435, 8133, 8922, 13555, 14870, 16266, 22305, 27110, 34201, 40665, 44610, 62353, 68402, 81330, 102603, 124706, 171005, 187059, 205206, 311765, 342010, 374118, 513015, 623530, 935295, 1026030, 1870590, 4031257, 8062514, 12093771, 20156285, 24187542, 40312570, 60468855, 92718911, 120937710, 185437822, 278156733, 463594555, 556313466, 927189110, 1390783665, 2781567330]

約数ペア:

[(1, 2781567330), (2, 1390783665), (3, 927189110), (5, 556313466), (6, 463594555), (10, 278156733), (15, 185437822), (23, 120937710), (30, 92718911), (46, 60468855), (69, 40312570), (115, 24187542), (138, 20156285), (230, 12093771), (345, 8062514), (690, 4031257), (1487, 1870590), (2711, 1026030), (2974, 935295), (4461, 623530), (5422, 513015), (7435, 374118), (8133, 342010), (8922, 311765), (13555, 205206), (14870, 187059), (16266, 171005), (22305, 124706), (27110, 102603), (34201, 81330), (40665, 68402), (44610, 62353)]