287201700

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:305

約数の個数: 216

約数和(自身を含む): 955438848

約数和(自身を除く): 668237148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 53, 54, 60, 75, 81, 90, 100, 106, 108, 135, 150, 159, 162, 180, 212, 223, 225, 243, 265, 270, 300, 318, 324, 405, 446, 450, 477, 486, 530, 540, 636, 669, 675, 795, 810, 892, 900, 954, 972, 1060, 1115, 1215, 1325, 1338, 1350, 1431, 1590, 1620, 1908, 2007, 2025, 2230, 2385, 2430, 2650, 2676, 2700, 2862, 3180, 3345, 3975, 4014, 4050, 4293, 4460, 4770, 4860, 5300, 5575, 5724, 6021, 6075, 6690, 7155, 7950, 8028, 8100, 8586, 9540, 10035, 11150, 11819, 11925, 12042, 12150, 12879, 13380, 14310, 15900, 16725, 17172, 18063, 20070, 21465, 22300, 23638, 23850, 24084, 24300, 25758, 28620, 30105, 33450, 35457, 35775, 36126, 40140, 42930, 47276, 47700, 50175, 51516, 54189, 59095, 60210, 64395, 66900, 70914, 71550, 72252, 85860, 90315, 100350, 106371, 107325, 108378, 118190, 120420, 128790, 141828, 143100, 150525, 177285, 180630, 200700, 212742, 214650, 216756, 236380, 257580, 270945, 295475, 301050, 319113, 321975, 354570, 361260, 425484, 429300, 451575, 531855, 541890, 590950, 602100, 638226, 643950, 709140, 886425, 903150, 957339, 1063710, 1083780, 1181900, 1276452, 1287900, 1354725, 1595565, 1772850, 1806300, 1914678, 2127420, 2659275, 2709450, 2872017, 3191130, 3545700, 3829356, 4786695, 5318550, 5418900, 5744034, 6382260, 7977825, 9573390, 10637100, 11488068, 14360085, 15955650, 19146780, 23933475, 28720170, 31911300, 47866950, 57440340, 71800425, 95733900, 143600850, 287201700]

約数ペア:

[(1, 287201700), (2, 143600850), (3, 95733900), (4, 71800425), (5, 57440340), (6, 47866950), (9, 31911300), (10, 28720170), (12, 23933475), (15, 19146780), (18, 15955650), (20, 14360085), (25, 11488068), (27, 10637100), (30, 9573390), (36, 7977825), (45, 6382260), (50, 5744034), (53, 5418900), (54, 5318550), (60, 4786695), (75, 3829356), (81, 3545700), (90, 3191130), (100, 2872017), (106, 2709450), (108, 2659275), (135, 2127420), (150, 1914678), (159, 1806300), (162, 1772850), (180, 1595565), (212, 1354725), (223, 1287900), (225, 1276452), (243, 1181900), (265, 1083780), (270, 1063710), (300, 957339), (318, 903150), (324, 886425), (405, 709140), (446, 643950), (450, 638226), (477, 602100), (486, 590950), (530, 541890), (540, 531855), (636, 451575), (669, 429300), (675, 425484), (795, 361260), (810, 354570), (892, 321975), (900, 319113), (954, 301050), (972, 295475), (1060, 270945), (1115, 257580), (1215, 236380), (1325, 216756), (1338, 214650), (1350, 212742), (1431, 200700), (1590, 180630), (1620, 177285), (1908, 150525), (2007, 143100), (2025, 141828), (2230, 128790), (2385, 120420), (2430, 118190), (2650, 108378), (2676, 107325), (2700, 106371), (2862, 100350), (3180, 90315), (3345, 85860), (3975, 72252), (4014, 71550), (4050, 70914), (4293, 66900), (4460, 64395), (4770, 60210), (4860, 59095), (5300, 54189), (5575, 51516), (5724, 50175), (6021, 47700), (6075, 47276), (6690, 42930), (7155, 40140), (7950, 36126), (8028, 35775), (8100, 35457), (8586, 33450), (9540, 30105), (10035, 28620), (11150, 25758), (11819, 24300), (11925, 24084), (12042, 23850), (12150, 23638), (12879, 22300), (13380, 21465), (14310, 20070), (15900, 18063), (16725, 17172)]