13920480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{1381}}^1$

素因数の和:1409

約数の個数: 144

約数和(自身を含む): 54329184

約数和(自身を除く): 40408704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1381, 1440, 1680, 2016, 2520, 2762, 3360, 4143, 5040, 5524, 6905, 8286, 9667, 10080, 11048, 12429, 13810, 16572, 19334, 20715, 22096, 24858, 27620, 29001, 33144, 38668, 41430, 44192, 48335, 49716, 55240, 58002, 62145, 66288, 77336, 82860, 87003, 96670, 99432, 110480, 116004, 124290, 132576, 145005, 154672, 165720, 174006, 193340, 198864, 220960, 232008, 248580, 290010, 309344, 331440, 348012, 386680, 397728, 435015, 464016, 497160, 580020, 662880, 696024, 773360, 870030, 928032, 994320, 1160040, 1392048, 1546720, 1740060, 1988640, 2320080, 2784096, 3480120, 4640160, 6960240, 13920480]

約数ペア:

[(1, 13920480), (2, 6960240), (3, 4640160), (4, 3480120), (5, 2784096), (6, 2320080), (7, 1988640), (8, 1740060), (9, 1546720), (10, 1392048), (12, 1160040), (14, 994320), (15, 928032), (16, 870030), (18, 773360), (20, 696024), (21, 662880), (24, 580020), (28, 497160), (30, 464016), (32, 435015), (35, 397728), (36, 386680), (40, 348012), (42, 331440), (45, 309344), (48, 290010), (56, 248580), (60, 232008), (63, 220960), (70, 198864), (72, 193340), (80, 174006), (84, 165720), (90, 154672), (96, 145005), (105, 132576), (112, 124290), (120, 116004), (126, 110480), (140, 99432), (144, 96670), (160, 87003), (168, 82860), (180, 77336), (210, 66288), (224, 62145), (240, 58002), (252, 55240), (280, 49716), (288, 48335), (315, 44192), (336, 41430), (360, 38668), (420, 33144), (480, 29001), (504, 27620), (560, 24858), (630, 22096), (672, 20715), (720, 19334), (840, 16572), (1008, 13810), (1120, 12429), (1260, 11048), (1381, 10080), (1440, 9667), (1680, 8286), (2016, 6905), (2520, 5524), (2762, 5040), (3360, 4143)]