61940480

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:282

約数の個数: 144

約数和(自身を含む): 175816704

約数和(自身を除く): 113876224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 223, 224, 248, 256, 280, 310, 320, 434, 446, 448, 496, 560, 620, 640, 868, 892, 896, 992, 1085, 1115, 1120, 1240, 1280, 1561, 1736, 1784, 1792, 1984, 2170, 2230, 2240, 2480, 3122, 3472, 3568, 3968, 4340, 4460, 4480, 4960, 6244, 6913, 6944, 7136, 7805, 7936, 8680, 8920, 8960, 9920, 12488, 13826, 13888, 14272, 15610, 17360, 17840, 19840, 24976, 27652, 27776, 28544, 31220, 34565, 34720, 35680, 39680, 48391, 49952, 55304, 55552, 57088, 62440, 69130, 69440, 71360, 96782, 99904, 110608, 124880, 138260, 138880, 142720, 193564, 199808, 221216, 241955, 249760, 276520, 277760, 285440, 387128, 399616, 442432, 483910, 499520, 553040, 774256, 884864, 967820, 999040, 1106080, 1548512, 1769728, 1935640, 1998080, 2212160, 3097024, 3871280, 4424320, 6194048, 7742560, 8848640, 12388096, 15485120, 30970240, 61940480]

約数ペア:

[(1, 61940480), (2, 30970240), (4, 15485120), (5, 12388096), (7, 8848640), (8, 7742560), (10, 6194048), (14, 4424320), (16, 3871280), (20, 3097024), (28, 2212160), (31, 1998080), (32, 1935640), (35, 1769728), (40, 1548512), (56, 1106080), (62, 999040), (64, 967820), (70, 884864), (80, 774256), (112, 553040), (124, 499520), (128, 483910), (140, 442432), (155, 399616), (160, 387128), (217, 285440), (223, 277760), (224, 276520), (248, 249760), (256, 241955), (280, 221216), (310, 199808), (320, 193564), (434, 142720), (446, 138880), (448, 138260), (496, 124880), (560, 110608), (620, 99904), (640, 96782), (868, 71360), (892, 69440), (896, 69130), (992, 62440), (1085, 57088), (1115, 55552), (1120, 55304), (1240, 49952), (1280, 48391), (1561, 39680), (1736, 35680), (1784, 34720), (1792, 34565), (1984, 31220), (2170, 28544), (2230, 27776), (2240, 27652), (2480, 24976), (3122, 19840), (3472, 17840), (3568, 17360), (3968, 15610), (4340, 14272), (4460, 13888), (4480, 13826), (4960, 12488), (6244, 9920), (6913, 8960), (6944, 8920), (7136, 8680), (7805, 7936)]