280905300

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:240

約数の個数: 288

約数和(自身を含む): 997436160

約数和(自身を除く): 716530860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 53, 54, 60, 65, 75, 78, 90, 100, 106, 108, 117, 130, 135, 150, 151, 156, 159, 180, 195, 212, 225, 234, 260, 265, 270, 300, 302, 318, 325, 351, 390, 450, 453, 468, 477, 530, 540, 585, 604, 636, 650, 675, 689, 702, 755, 780, 795, 900, 906, 954, 975, 1060, 1170, 1300, 1325, 1350, 1359, 1378, 1404, 1431, 1510, 1590, 1755, 1812, 1908, 1950, 1963, 2067, 2265, 2340, 2385, 2650, 2700, 2718, 2756, 2862, 2925, 3020, 3180, 3445, 3510, 3775, 3900, 3926, 3975, 4077, 4134, 4530, 4770, 5300, 5436, 5724, 5850, 5889, 6201, 6795, 6890, 7020, 7155, 7550, 7852, 7950, 8003, 8154, 8268, 8775, 9060, 9540, 9815, 10335, 11325, 11700, 11778, 11925, 12402, 13590, 13780, 14310, 15100, 15900, 16006, 16308, 17225, 17550, 17667, 18603, 19630, 20385, 20670, 22650, 23556, 23850, 24009, 24804, 27180, 28620, 29445, 31005, 32012, 33975, 34450, 35100, 35334, 35775, 37206, 39260, 40015, 40770, 41340, 45300, 47700, 48018, 49075, 51675, 53001, 58890, 62010, 67950, 68900, 70668, 71550, 72027, 74412, 80030, 81540, 88335, 93015, 96036, 98150, 101925, 103350, 104039, 106002, 117780, 120045, 124020, 135900, 143100, 144054, 147225, 155025, 160060, 176670, 186030, 196300, 200075, 203850, 206700, 208078, 212004, 216081, 240090, 265005, 288108, 294450, 310050, 312117, 353340, 360135, 372060, 400150, 407700, 416156, 432162, 441675, 465075, 480180, 520195, 530010, 588900, 600225, 620100, 624234, 720270, 800300, 864324, 883350, 930150, 936351, 1040390, 1060020, 1080405, 1200450, 1248468, 1325025, 1440540, 1560585, 1766700, 1800675, 1860300, 1872702, 2080780, 2160810, 2400900, 2600975, 2650050, 2809053, 3121170, 3601350, 3745404, 4321620, 4681755, 5201950, 5300100, 5402025, 5618106, 6242340, 7202700, 7802925, 9363510, 10403900, 10804050, 11236212, 14045265, 15605850, 18727020, 21608100, 23408775, 28090530, 31211700, 46817550, 56181060, 70226325, 93635100, 140452650, 280905300]

約数ペア:

[(1, 280905300), (2, 140452650), (3, 93635100), (4, 70226325), (5, 56181060), (6, 46817550), (9, 31211700), (10, 28090530), (12, 23408775), (13, 21608100), (15, 18727020), (18, 15605850), (20, 14045265), (25, 11236212), (26, 10804050), (27, 10403900), (30, 9363510), (36, 7802925), (39, 7202700), (45, 6242340), (50, 5618106), (52, 5402025), (53, 5300100), (54, 5201950), (60, 4681755), (65, 4321620), (75, 3745404), (78, 3601350), (90, 3121170), (100, 2809053), (106, 2650050), (108, 2600975), (117, 2400900), (130, 2160810), (135, 2080780), (150, 1872702), (151, 1860300), (156, 1800675), (159, 1766700), (180, 1560585), (195, 1440540), (212, 1325025), (225, 1248468), (234, 1200450), (260, 1080405), (265, 1060020), (270, 1040390), (300, 936351), (302, 930150), (318, 883350), (325, 864324), (351, 800300), (390, 720270), (450, 624234), (453, 620100), (468, 600225), (477, 588900), (530, 530010), (540, 520195), (585, 480180), (604, 465075), (636, 441675), (650, 432162), (675, 416156), (689, 407700), (702, 400150), (755, 372060), (780, 360135), (795, 353340), (900, 312117), (906, 310050), (954, 294450), (975, 288108), (1060, 265005), (1170, 240090), (1300, 216081), (1325, 212004), (1350, 208078), (1359, 206700), (1378, 203850), (1404, 200075), (1431, 196300), (1510, 186030), (1590, 176670), (1755, 160060), (1812, 155025), (1908, 147225), (1950, 144054), (1963, 143100), (2067, 135900), (2265, 124020), (2340, 120045), (2385, 117780), (2650, 106002), (2700, 104039), (2718, 103350), (2756, 101925), (2862, 98150), (2925, 96036), (3020, 93015), (3180, 88335), (3445, 81540), (3510, 80030), (3775, 74412), (3900, 72027), (3926, 71550), (3975, 70668), (4077, 68900), (4134, 67950), (4530, 62010), (4770, 58890), (5300, 53001), (5436, 51675), (5724, 49075), (5850, 48018), (5889, 47700), (6201, 45300), (6795, 41340), (6890, 40770), (7020, 40015), (7155, 39260), (7550, 37206), (7852, 35775), (7950, 35334), (8003, 35100), (8154, 34450), (8268, 33975), (8775, 32012), (9060, 31005), (9540, 29445), (9815, 28620), (10335, 27180), (11325, 24804), (11700, 24009), (11778, 23850), (11925, 23556), (12402, 22650), (13590, 20670), (13780, 20385), (14310, 19630), (15100, 18603), (15900, 17667), (16006, 17550), (16308, 17225)]