1521732120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1\times {\mathrm{547}}^1$

素因数の和:897

約数の個数: 128

約数和(自身を含む): 4640025600

約数和(自身を除く): 3118293480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 239, 291, 388, 478, 485, 547, 582, 717, 776, 956, 970, 1094, 1164, 1195, 1434, 1455, 1641, 1912, 1940, 2188, 2328, 2390, 2735, 2868, 2910, 3282, 3585, 3880, 4376, 4780, 5470, 5736, 5820, 6564, 7170, 8205, 9560, 10940, 11640, 13128, 14340, 16410, 21880, 23183, 28680, 32820, 46366, 53059, 65640, 69549, 92732, 106118, 115915, 130733, 139098, 159177, 185464, 212236, 231830, 261466, 265295, 278196, 318354, 347745, 392199, 424472, 463660, 522932, 530590, 556392, 636708, 653665, 695490, 784398, 795885, 927320, 1045864, 1061180, 1273416, 1307330, 1390980, 1568796, 1591770, 1960995, 2122360, 2614660, 2781960, 3137592, 3183540, 3921990, 5229320, 6367080, 7843980, 12681101, 15687960, 25362202, 38043303, 50724404, 63405505, 76086606, 101448808, 126811010, 152173212, 190216515, 253622020, 304346424, 380433030, 507244040, 760866060, 1521732120]

約数ペア:

[(1, 1521732120), (2, 760866060), (3, 507244040), (4, 380433030), (5, 304346424), (6, 253622020), (8, 190216515), (10, 152173212), (12, 126811010), (15, 101448808), (20, 76086606), (24, 63405505), (30, 50724404), (40, 38043303), (60, 25362202), (97, 15687960), (120, 12681101), (194, 7843980), (239, 6367080), (291, 5229320), (388, 3921990), (478, 3183540), (485, 3137592), (547, 2781960), (582, 2614660), (717, 2122360), (776, 1960995), (956, 1591770), (970, 1568796), (1094, 1390980), (1164, 1307330), (1195, 1273416), (1434, 1061180), (1455, 1045864), (1641, 927320), (1912, 795885), (1940, 784398), (2188, 695490), (2328, 653665), (2390, 636708), (2735, 556392), (2868, 530590), (2910, 522932), (3282, 463660), (3585, 424472), (3880, 392199), (4376, 347745), (4780, 318354), (5470, 278196), (5736, 265295), (5820, 261466), (6564, 231830), (7170, 212236), (8205, 185464), (9560, 159177), (10940, 139098), (11640, 130733), (13128, 115915), (14340, 106118), (16410, 92732), (21880, 69549), (23183, 65640), (28680, 53059), (32820, 46366)]