40040280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{15889}}^1$

素因数の和:15913

約数の個数: 96

約数和(自身を含む): 148730400

約数和(自身を除く): 108690120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 15889, 31778, 47667, 63556, 79445, 95334, 111223, 127112, 143001, 158890, 190668, 222446, 238335, 286002, 317780, 333669, 381336, 444892, 476670, 556115, 572004, 635560, 667338, 715005, 889784, 953340, 1001007, 1112230, 1144008, 1334676, 1430010, 1668345, 1906680, 2002014, 2224460, 2669352, 2860020, 3336690, 4004028, 4448920, 5005035, 5720040, 6673380, 8008056, 10010070, 13346760, 20020140, 40040280]

約数ペア:

[(1, 40040280), (2, 20020140), (3, 13346760), (4, 10010070), (5, 8008056), (6, 6673380), (7, 5720040), (8, 5005035), (9, 4448920), (10, 4004028), (12, 3336690), (14, 2860020), (15, 2669352), (18, 2224460), (20, 2002014), (21, 1906680), (24, 1668345), (28, 1430010), (30, 1334676), (35, 1144008), (36, 1112230), (40, 1001007), (42, 953340), (45, 889784), (56, 715005), (60, 667338), (63, 635560), (70, 572004), (72, 556115), (84, 476670), (90, 444892), (105, 381336), (120, 333669), (126, 317780), (140, 286002), (168, 238335), (180, 222446), (210, 190668), (252, 158890), (280, 143001), (315, 127112), (360, 111223), (420, 95334), (504, 79445), (630, 63556), (840, 47667), (1260, 31778), (2520, 15889)]