87708780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28663}}^1$

素因数の和:28695

約数の個数: 72

約数和(自身を含む): 281709792

約数和(自身を除く): 194001012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 28663, 57326, 85989, 114652, 143315, 171978, 257967, 286630, 343956, 429945, 487271, 515934, 573260, 859890, 974542, 1031868, 1289835, 1461813, 1719780, 1949084, 2436355, 2579670, 2923626, 4385439, 4872710, 5159340, 5847252, 7309065, 8770878, 9745420, 14618130, 17541756, 21927195, 29236260, 43854390, 87708780]

約数ペア:

[(1, 87708780), (2, 43854390), (3, 29236260), (4, 21927195), (5, 17541756), (6, 14618130), (9, 9745420), (10, 8770878), (12, 7309065), (15, 5847252), (17, 5159340), (18, 4872710), (20, 4385439), (30, 2923626), (34, 2579670), (36, 2436355), (45, 1949084), (51, 1719780), (60, 1461813), (68, 1289835), (85, 1031868), (90, 974542), (102, 859890), (153, 573260), (170, 515934), (180, 487271), (204, 429945), (255, 343956), (306, 286630), (340, 257967), (510, 171978), (612, 143315), (765, 114652), (1020, 85989), (1530, 57326), (3060, 28663)]