102641920

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 268213680

約数和(自身を除く): 165571760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 53, 64, 68, 80, 85, 89, 106, 128, 136, 160, 170, 178, 212, 256, 265, 272, 320, 340, 356, 424, 445, 530, 544, 640, 680, 712, 848, 890, 901, 1060, 1088, 1280, 1360, 1424, 1513, 1696, 1780, 1802, 2120, 2176, 2720, 2848, 3026, 3392, 3560, 3604, 4240, 4352, 4505, 4717, 5440, 5696, 6052, 6784, 7120, 7208, 7565, 8480, 9010, 9434, 10880, 11392, 12104, 13568, 14240, 14416, 15130, 16960, 18020, 18868, 21760, 22784, 23585, 24208, 28480, 28832, 30260, 33920, 36040, 37736, 47170, 48416, 56960, 57664, 60520, 67840, 72080, 75472, 80189, 94340, 96832, 113920, 115328, 121040, 144160, 150944, 160378, 188680, 193664, 230656, 242080, 288320, 301888, 320756, 377360, 387328, 400945, 484160, 576640, 603776, 641512, 754720, 801890, 968320, 1153280, 1207552, 1283024, 1509440, 1603780, 1936640, 2566048, 3018880, 3207560, 5132096, 6037760, 6415120, 10264192, 12830240, 20528384, 25660480, 51320960, 102641920]

約数ペア:

[(1, 102641920), (2, 51320960), (4, 25660480), (5, 20528384), (8, 12830240), (10, 10264192), (16, 6415120), (17, 6037760), (20, 5132096), (32, 3207560), (34, 3018880), (40, 2566048), (53, 1936640), (64, 1603780), (68, 1509440), (80, 1283024), (85, 1207552), (89, 1153280), (106, 968320), (128, 801890), (136, 754720), (160, 641512), (170, 603776), (178, 576640), (212, 484160), (256, 400945), (265, 387328), (272, 377360), (320, 320756), (340, 301888), (356, 288320), (424, 242080), (445, 230656), (530, 193664), (544, 188680), (640, 160378), (680, 150944), (712, 144160), (848, 121040), (890, 115328), (901, 113920), (1060, 96832), (1088, 94340), (1280, 80189), (1360, 75472), (1424, 72080), (1513, 67840), (1696, 60520), (1780, 57664), (1802, 56960), (2120, 48416), (2176, 47170), (2720, 37736), (2848, 36040), (3026, 33920), (3392, 30260), (3560, 28832), (3604, 28480), (4240, 24208), (4352, 23585), (4505, 22784), (4717, 21760), (5440, 18868), (5696, 18020), (6052, 16960), (6784, 15130), (7120, 14416), (7208, 14240), (7565, 13568), (8480, 12104), (9010, 11392), (9434, 10880)]