19040280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1193}}^1$

素因数の和:1233

約数の個数: 128

約数和(自身を含む): 68774400

約数和(自身を除く): 49734120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1193, 1330, 1596, 1995, 2280, 2386, 2660, 3192, 3579, 3990, 4772, 5320, 5965, 7158, 7980, 8351, 9544, 11930, 14316, 15960, 16702, 17895, 22667, 23860, 25053, 28632, 33404, 35790, 41755, 45334, 47720, 50106, 66808, 68001, 71580, 83510, 90668, 100212, 113335, 125265, 136002, 143160, 158669, 167020, 181336, 200424, 226670, 250530, 272004, 317338, 334040, 340005, 453340, 476007, 501060, 544008, 634676, 680010, 793345, 906680, 952014, 1002120, 1269352, 1360020, 1586690, 1904028, 2380035, 2720040, 3173380, 3808056, 4760070, 6346760, 9520140, 19040280]

約数ペア:

[(1, 19040280), (2, 9520140), (3, 6346760), (4, 4760070), (5, 3808056), (6, 3173380), (7, 2720040), (8, 2380035), (10, 1904028), (12, 1586690), (14, 1360020), (15, 1269352), (19, 1002120), (20, 952014), (21, 906680), (24, 793345), (28, 680010), (30, 634676), (35, 544008), (38, 501060), (40, 476007), (42, 453340), (56, 340005), (57, 334040), (60, 317338), (70, 272004), (76, 250530), (84, 226670), (95, 200424), (105, 181336), (114, 167020), (120, 158669), (133, 143160), (140, 136002), (152, 125265), (168, 113335), (190, 100212), (210, 90668), (228, 83510), (266, 71580), (280, 68001), (285, 66808), (380, 50106), (399, 47720), (420, 45334), (456, 41755), (532, 35790), (570, 33404), (665, 28632), (760, 25053), (798, 23860), (840, 22667), (1064, 17895), (1140, 16702), (1193, 15960), (1330, 14316), (1596, 11930), (1995, 9544), (2280, 8351), (2386, 7980), (2660, 7158), (3192, 5965), (3579, 5320), (3990, 4772)]