21339455280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{621779}}^1$

素因数の和:621819

約数の個数: 160

約数和(自身を含む): 77717525760

約数和(自身を除く): 56378070480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1144, 1320, 1430, 1560, 1716, 2145, 2288, 2640, 2860, 3120, 3432, 4290, 5720, 6864, 8580, 11440, 17160, 34320, 621779, 1243558, 1865337, 2487116, 3108895, 3730674, 4974232, 6217790, 6839569, 7461348, 8083127, 9326685, 9948464, 12435580, 13679138, 14922696, 16166254, 18653370, 20518707, 24249381, 24871160, 27358276, 29845392, 32332508, 34197845, 37306740, 40415635, 41037414, 48498762, 49742320, 54716552, 64665016, 68395690, 74613480, 80831270, 82074828, 88914397, 96997524, 102593535, 109433104, 121246905, 129330032, 136791380, 149226960, 161662540, 164149656, 177828794, 193995048, 205187070, 242493810, 266743191, 273582760, 323325080, 328299312, 355657588, 387990096, 410374140, 444571985, 484987620, 533486382, 547165520, 646650160, 711315176, 820748280, 889143970, 969975240, 1066972764, 1333715955, 1422630352, 1641496560, 1778287940, 1939950480, 2133945528, 2667431910, 3556575880, 4267891056, 5334863820, 7113151760, 10669727640, 21339455280]

約数ペア:

[(1, 21339455280), (2, 10669727640), (3, 7113151760), (4, 5334863820), (5, 4267891056), (6, 3556575880), (8, 2667431910), (10, 2133945528), (11, 1939950480), (12, 1778287940), (13, 1641496560), (15, 1422630352), (16, 1333715955), (20, 1066972764), (22, 969975240), (24, 889143970), (26, 820748280), (30, 711315176), (33, 646650160), (39, 547165520), (40, 533486382), (44, 484987620), (48, 444571985), (52, 410374140), (55, 387990096), (60, 355657588), (65, 328299312), (66, 323325080), (78, 273582760), (80, 266743191), (88, 242493810), (104, 205187070), (110, 193995048), (120, 177828794), (130, 164149656), (132, 161662540), (143, 149226960), (156, 136791380), (165, 129330032), (176, 121246905), (195, 109433104), (208, 102593535), (220, 96997524), (240, 88914397), (260, 82074828), (264, 80831270), (286, 74613480), (312, 68395690), (330, 64665016), (390, 54716552), (429, 49742320), (440, 48498762), (520, 41037414), (528, 40415635), (572, 37306740), (624, 34197845), (660, 32332508), (715, 29845392), (780, 27358276), (858, 24871160), (880, 24249381), (1040, 20518707), (1144, 18653370), (1320, 16166254), (1430, 14922696), (1560, 13679138), (1716, 12435580), (2145, 9948464), (2288, 9326685), (2640, 8083127), (2860, 7461348), (3120, 6839569), (3432, 6217790), (4290, 4974232), (5720, 3730674), (6864, 3108895), (8580, 2487116), (11440, 1865337), (17160, 1243558), (34320, 621779)]