39474720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:447

約数の個数: 144

約数和(自身を含む): 136805760

約数和(自身を除く): 97331040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 79, 80, 90, 96, 120, 144, 158, 160, 180, 237, 240, 288, 316, 347, 360, 395, 474, 480, 632, 694, 711, 720, 790, 948, 1041, 1185, 1264, 1388, 1422, 1440, 1580, 1735, 1896, 2082, 2370, 2528, 2776, 2844, 3123, 3160, 3470, 3555, 3792, 4164, 4740, 5205, 5552, 5688, 6246, 6320, 6940, 7110, 7584, 8328, 9480, 10410, 11104, 11376, 12492, 12640, 13880, 14220, 15615, 16656, 18960, 20820, 22752, 24984, 27413, 27760, 28440, 31230, 33312, 37920, 41640, 49968, 54826, 55520, 56880, 62460, 82239, 83280, 99936, 109652, 113760, 124920, 137065, 164478, 166560, 219304, 246717, 249840, 274130, 328956, 411195, 438608, 493434, 499680, 548260, 657912, 822390, 877216, 986868, 1096520, 1233585, 1315824, 1644780, 1973736, 2193040, 2467170, 2631648, 3289560, 3947472, 4386080, 4934340, 6579120, 7894944, 9868680, 13158240, 19737360, 39474720]

約数ペア:

[(1, 39474720), (2, 19737360), (3, 13158240), (4, 9868680), (5, 7894944), (6, 6579120), (8, 4934340), (9, 4386080), (10, 3947472), (12, 3289560), (15, 2631648), (16, 2467170), (18, 2193040), (20, 1973736), (24, 1644780), (30, 1315824), (32, 1233585), (36, 1096520), (40, 986868), (45, 877216), (48, 822390), (60, 657912), (72, 548260), (79, 499680), (80, 493434), (90, 438608), (96, 411195), (120, 328956), (144, 274130), (158, 249840), (160, 246717), (180, 219304), (237, 166560), (240, 164478), (288, 137065), (316, 124920), (347, 113760), (360, 109652), (395, 99936), (474, 83280), (480, 82239), (632, 62460), (694, 56880), (711, 55520), (720, 54826), (790, 49968), (948, 41640), (1041, 37920), (1185, 33312), (1264, 31230), (1388, 28440), (1422, 27760), (1440, 27413), (1580, 24984), (1735, 22752), (1896, 20820), (2082, 18960), (2370, 16656), (2528, 15615), (2776, 14220), (2844, 13880), (3123, 12640), (3160, 12492), (3470, 11376), (3555, 11104), (3792, 10410), (4164, 9480), (4740, 8328), (5205, 7584), (5552, 7110), (5688, 6940), (6246, 6320)]