15661493120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{268913}}^1$

素因数の和:268952

約数の個数: 128

約数和(自身を含む): 46081103040

約数和(自身を除く): 30419609920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1456, 1664, 1820, 2080, 2240, 2912, 3640, 4160, 4480, 5824, 7280, 8320, 11648, 14560, 29120, 58240, 268913, 537826, 1075652, 1344565, 1882391, 2151304, 2689130, 3495869, 3764782, 4302608, 5378260, 6991738, 7529564, 8605216, 9411955, 10756520, 13983476, 15059128, 17210432, 17479345, 18823910, 21513040, 24471083, 27966952, 30118256, 34420864, 34958690, 37647820, 43026080, 48942166, 55933904, 60236512, 69917380, 75295640, 86052160, 97884332, 111867808, 120473024, 122355415, 139834760, 150591280, 172104320, 195768664, 223735616, 240946048, 244710830, 279669520, 301182560, 391537328, 447471232, 489421660, 559339040, 602365120, 783074656, 978843320, 1118678080, 1204730240, 1566149312, 1957686640, 2237356160, 3132298624, 3915373280, 7830746560, 15661493120]

約数ペア:

[(1, 15661493120), (2, 7830746560), (4, 3915373280), (5, 3132298624), (7, 2237356160), (8, 1957686640), (10, 1566149312), (13, 1204730240), (14, 1118678080), (16, 978843320), (20, 783074656), (26, 602365120), (28, 559339040), (32, 489421660), (35, 447471232), (40, 391537328), (52, 301182560), (56, 279669520), (64, 244710830), (65, 240946048), (70, 223735616), (80, 195768664), (91, 172104320), (104, 150591280), (112, 139834760), (128, 122355415), (130, 120473024), (140, 111867808), (160, 97884332), (182, 86052160), (208, 75295640), (224, 69917380), (260, 60236512), (280, 55933904), (320, 48942166), (364, 43026080), (416, 37647820), (448, 34958690), (455, 34420864), (520, 30118256), (560, 27966952), (640, 24471083), (728, 21513040), (832, 18823910), (896, 17479345), (910, 17210432), (1040, 15059128), (1120, 13983476), (1456, 10756520), (1664, 9411955), (1820, 8605216), (2080, 7529564), (2240, 6991738), (2912, 5378260), (3640, 4302608), (4160, 3764782), (4480, 3495869), (5824, 2689130), (7280, 2151304), (8320, 1882391), (11648, 1344565), (14560, 1075652), (29120, 537826), (58240, 268913)]