81996300

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:270

約数の個数: 180

約数和(自身を含む): 272232576

約数和(自身を除く): 190236276

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, 191, 212, 225, 265, 270, 300, 318, 324, 382, 405, 450, 477, 530, 540, 573, 636, 675, 764, 795, 810, 900, 954, 955, 1060, 1146, 1325, 1350, 1431, 1590, 1620, 1719, 1908, 1910, 2025, 2292, 2385, 2650, 2700, 2862, 2865, 3180, 3438, 3820, 3975, 4050, 4293, 4770, 4775, 5157, 5300, 5724, 5730, 6876, 7155, 7950, 8100, 8586, 8595, 9540, 9550, 10123, 10314, 11460, 11925, 14310, 14325, 15471, 15900, 17172, 17190, 19100, 20246, 20628, 21465, 23850, 25785, 28620, 28650, 30369, 30942, 34380, 35775, 40492, 42930, 42975, 47700, 50615, 51570, 57300, 60738, 61884, 71550, 77355, 85860, 85950, 91107, 101230, 103140, 107325, 121476, 128925, 143100, 151845, 154710, 171900, 182214, 202460, 214650, 253075, 257850, 273321, 303690, 309420, 364428, 386775, 429300, 455535, 506150, 515700, 546642, 607380, 759225, 773550, 819963, 911070, 1012300, 1093284, 1366605, 1518450, 1547100, 1639926, 1822140, 2277675, 2733210, 3036900, 3279852, 4099815, 4555350, 5466420, 6833025, 8199630, 9110700, 13666050, 16399260, 20499075, 27332100, 40998150, 81996300]

約数ペア:

[(1, 81996300), (2, 40998150), (3, 27332100), (4, 20499075), (5, 16399260), (6, 13666050), (9, 9110700), (10, 8199630), (12, 6833025), (15, 5466420), (18, 4555350), (20, 4099815), (25, 3279852), (27, 3036900), (30, 2733210), (36, 2277675), (45, 1822140), (50, 1639926), (53, 1547100), (54, 1518450), (60, 1366605), (75, 1093284), (81, 1012300), (90, 911070), (100, 819963), (106, 773550), (108, 759225), (135, 607380), (150, 546642), (159, 515700), (162, 506150), (180, 455535), (191, 429300), (212, 386775), (225, 364428), (265, 309420), (270, 303690), (300, 273321), (318, 257850), (324, 253075), (382, 214650), (405, 202460), (450, 182214), (477, 171900), (530, 154710), (540, 151845), (573, 143100), (636, 128925), (675, 121476), (764, 107325), (795, 103140), (810, 101230), (900, 91107), (954, 85950), (955, 85860), (1060, 77355), (1146, 71550), (1325, 61884), (1350, 60738), (1431, 57300), (1590, 51570), (1620, 50615), (1719, 47700), (1908, 42975), (1910, 42930), (2025, 40492), (2292, 35775), (2385, 34380), (2650, 30942), (2700, 30369), (2862, 28650), (2865, 28620), (3180, 25785), (3438, 23850), (3820, 21465), (3975, 20628), (4050, 20246), (4293, 19100), (4770, 17190), (4775, 17172), (5157, 15900), (5300, 15471), (5724, 14325), (5730, 14310), (6876, 11925), (7155, 11460), (7950, 10314), (8100, 10123), (8586, 9550), (8595, 9540)]