66456320

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{7417}}^1$

素因数の和:7445

約数の個数: 72

約数和(自身を含む): 181948704

約数和(自身を除く): 115492384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 7417, 8960, 14834, 29668, 37085, 51919, 59336, 74170, 103838, 118672, 148340, 207676, 237344, 259595, 296680, 415352, 474688, 519190, 593360, 830704, 949376, 1038380, 1186720, 1661408, 1898752, 2076760, 2373440, 3322816, 4153520, 4746880, 6645632, 8307040, 9493760, 13291264, 16614080, 33228160, 66456320]

約数ペア:

[(1, 66456320), (2, 33228160), (4, 16614080), (5, 13291264), (7, 9493760), (8, 8307040), (10, 6645632), (14, 4746880), (16, 4153520), (20, 3322816), (28, 2373440), (32, 2076760), (35, 1898752), (40, 1661408), (56, 1186720), (64, 1038380), (70, 949376), (80, 830704), (112, 593360), (128, 519190), (140, 474688), (160, 415352), (224, 296680), (256, 259595), (280, 237344), (320, 207676), (448, 148340), (560, 118672), (640, 103838), (896, 74170), (1120, 59336), (1280, 51919), (1792, 37085), (2240, 29668), (4480, 14834), (7417, 8960)]