64757520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1697}}^1$

素因数の和:1769

約数の個数: 120

約数和(自身を含む): 221711256

約数和(自身を除く): 156953736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 53, 60, 72, 80, 90, 106, 120, 144, 159, 180, 212, 240, 265, 318, 360, 424, 477, 530, 636, 720, 795, 848, 954, 1060, 1272, 1590, 1697, 1908, 2120, 2385, 2544, 3180, 3394, 3816, 4240, 4770, 5091, 6360, 6788, 7632, 8485, 9540, 10182, 12720, 13576, 15273, 16970, 19080, 20364, 25455, 27152, 30546, 33940, 38160, 40728, 50910, 61092, 67880, 76365, 81456, 89941, 101820, 122184, 135760, 152730, 179882, 203640, 244368, 269823, 305460, 359764, 407280, 449705, 539646, 610920, 719528, 809469, 899410, 1079292, 1221840, 1349115, 1439056, 1618938, 1798820, 2158584, 2698230, 3237876, 3597640, 4047345, 4317168, 5396460, 6475752, 7195280, 8094690, 10792920, 12951504, 16189380, 21585840, 32378760, 64757520]

約数ペア:

[(1, 64757520), (2, 32378760), (3, 21585840), (4, 16189380), (5, 12951504), (6, 10792920), (8, 8094690), (9, 7195280), (10, 6475752), (12, 5396460), (15, 4317168), (16, 4047345), (18, 3597640), (20, 3237876), (24, 2698230), (30, 2158584), (36, 1798820), (40, 1618938), (45, 1439056), (48, 1349115), (53, 1221840), (60, 1079292), (72, 899410), (80, 809469), (90, 719528), (106, 610920), (120, 539646), (144, 449705), (159, 407280), (180, 359764), (212, 305460), (240, 269823), (265, 244368), (318, 203640), (360, 179882), (424, 152730), (477, 135760), (530, 122184), (636, 101820), (720, 89941), (795, 81456), (848, 76365), (954, 67880), (1060, 61092), (1272, 50910), (1590, 40728), (1697, 38160), (1908, 33940), (2120, 30546), (2385, 27152), (2544, 25455), (3180, 20364), (3394, 19080), (3816, 16970), (4240, 15273), (4770, 13576), (5091, 12720), (6360, 10182), (6788, 9540), (7632, 8485)]