8573940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 28828800

約数和(自身を除く): 20254860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 38, 45, 46, 57, 60, 69, 76, 90, 92, 95, 109, 114, 115, 138, 171, 180, 190, 207, 218, 228, 230, 276, 285, 327, 342, 345, 380, 414, 436, 437, 460, 545, 570, 654, 684, 690, 828, 855, 874, 981, 1035, 1090, 1140, 1308, 1311, 1380, 1635, 1710, 1748, 1962, 2070, 2071, 2180, 2185, 2507, 2622, 3270, 3420, 3924, 3933, 4140, 4142, 4370, 4905, 5014, 5244, 6213, 6540, 6555, 7521, 7866, 8284, 8740, 9810, 10028, 10355, 12426, 12535, 13110, 15042, 15732, 18639, 19620, 19665, 20710, 22563, 24852, 25070, 26220, 30084, 31065, 37278, 37605, 39330, 41420, 45126, 47633, 50140, 62130, 74556, 75210, 78660, 90252, 93195, 95266, 112815, 124260, 142899, 150420, 186390, 190532, 225630, 238165, 285798, 372780, 428697, 451260, 476330, 571596, 714495, 857394, 952660, 1428990, 1714788, 2143485, 2857980, 4286970, 8573940]

約数ペア:

[(1, 8573940), (2, 4286970), (3, 2857980), (4, 2143485), (5, 1714788), (6, 1428990), (9, 952660), (10, 857394), (12, 714495), (15, 571596), (18, 476330), (19, 451260), (20, 428697), (23, 372780), (30, 285798), (36, 238165), (38, 225630), (45, 190532), (46, 186390), (57, 150420), (60, 142899), (69, 124260), (76, 112815), (90, 95266), (92, 93195), (95, 90252), (109, 78660), (114, 75210), (115, 74556), (138, 62130), (171, 50140), (180, 47633), (190, 45126), (207, 41420), (218, 39330), (228, 37605), (230, 37278), (276, 31065), (285, 30084), (327, 26220), (342, 25070), (345, 24852), (380, 22563), (414, 20710), (436, 19665), (437, 19620), (460, 18639), (545, 15732), (570, 15042), (654, 13110), (684, 12535), (690, 12426), (828, 10355), (855, 10028), (874, 9810), (981, 8740), (1035, 8284), (1090, 7866), (1140, 7521), (1308, 6555), (1311, 6540), (1380, 6213), (1635, 5244), (1710, 5014), (1748, 4905), (1962, 4370), (2070, 4142), (2071, 4140), (2180, 3933), (2185, 3924), (2507, 3420), (2622, 3270)]