915977720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{1093}}^1$

素因数の和:1225

約数の個数: 128

約数和(自身を含む): 2448109440

約数和(自身を除く): 1532131720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 73, 82, 140, 146, 164, 205, 280, 287, 292, 328, 365, 410, 511, 574, 584, 730, 820, 1022, 1093, 1148, 1435, 1460, 1640, 2044, 2186, 2296, 2555, 2870, 2920, 2993, 4088, 4372, 5110, 5465, 5740, 5986, 7651, 8744, 10220, 10930, 11480, 11972, 14965, 15302, 20440, 20951, 21860, 23944, 29930, 30604, 38255, 41902, 43720, 44813, 59860, 61208, 76510, 79789, 83804, 89626, 104755, 119720, 153020, 159578, 167608, 179252, 209510, 224065, 306040, 313691, 319156, 358504, 398945, 419020, 448130, 558523, 627382, 638312, 797890, 838040, 896260, 1117046, 1254764, 1568455, 1595780, 1792520, 2234092, 2509528, 2792615, 3136910, 3191560, 3271349, 4468184, 5585230, 6273820, 6542698, 11170460, 12547640, 13085396, 16356745, 22340920, 22899443, 26170792, 32713490, 45798886, 65426980, 91597772, 114497215, 130853960, 183195544, 228994430, 457988860, 915977720]

約数ペア:

[(1, 915977720), (2, 457988860), (4, 228994430), (5, 183195544), (7, 130853960), (8, 114497215), (10, 91597772), (14, 65426980), (20, 45798886), (28, 32713490), (35, 26170792), (40, 22899443), (41, 22340920), (56, 16356745), (70, 13085396), (73, 12547640), (82, 11170460), (140, 6542698), (146, 6273820), (164, 5585230), (205, 4468184), (280, 3271349), (287, 3191560), (292, 3136910), (328, 2792615), (365, 2509528), (410, 2234092), (511, 1792520), (574, 1595780), (584, 1568455), (730, 1254764), (820, 1117046), (1022, 896260), (1093, 838040), (1148, 797890), (1435, 638312), (1460, 627382), (1640, 558523), (2044, 448130), (2186, 419020), (2296, 398945), (2555, 358504), (2870, 319156), (2920, 313691), (2993, 306040), (4088, 224065), (4372, 209510), (5110, 179252), (5465, 167608), (5740, 159578), (5986, 153020), (7651, 119720), (8744, 104755), (10220, 89626), (10930, 83804), (11480, 79789), (11972, 76510), (14965, 61208), (15302, 59860), (20440, 44813), (20951, 43720), (21860, 41902), (23944, 38255), (29930, 30604)]