520462720

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{709}}^1$

素因数の和:796

約数の個数: 128

約数和(自身を含む): 1320940800

約数和(自身を除く): 800478080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 124, 128, 148, 155, 160, 185, 248, 296, 310, 320, 370, 496, 592, 620, 640, 709, 740, 992, 1147, 1184, 1240, 1418, 1480, 1984, 2294, 2368, 2480, 2836, 2960, 3545, 3968, 4588, 4736, 4960, 5672, 5735, 5920, 7090, 9176, 9920, 11344, 11470, 11840, 14180, 18352, 19840, 21979, 22688, 22940, 23680, 26233, 28360, 36704, 43958, 45376, 45880, 52466, 56720, 73408, 87916, 90752, 91760, 104932, 109895, 113440, 131165, 146816, 175832, 183520, 209864, 219790, 226880, 262330, 351664, 367040, 419728, 439580, 453760, 524660, 703328, 734080, 813223, 839456, 879160, 1049320, 1406656, 1626446, 1678912, 1758320, 2098640, 2813312, 3252892, 3357824, 3516640, 4066115, 4197280, 6505784, 7033280, 8132230, 8394560, 13011568, 14066560, 16264460, 16789120, 26023136, 32528920, 52046272, 65057840, 104092544, 130115680, 260231360, 520462720]

約数ペア:

[(1, 520462720), (2, 260231360), (4, 130115680), (5, 104092544), (8, 65057840), (10, 52046272), (16, 32528920), (20, 26023136), (31, 16789120), (32, 16264460), (37, 14066560), (40, 13011568), (62, 8394560), (64, 8132230), (74, 7033280), (80, 6505784), (124, 4197280), (128, 4066115), (148, 3516640), (155, 3357824), (160, 3252892), (185, 2813312), (248, 2098640), (296, 1758320), (310, 1678912), (320, 1626446), (370, 1406656), (496, 1049320), (592, 879160), (620, 839456), (640, 813223), (709, 734080), (740, 703328), (992, 524660), (1147, 453760), (1184, 439580), (1240, 419728), (1418, 367040), (1480, 351664), (1984, 262330), (2294, 226880), (2368, 219790), (2480, 209864), (2836, 183520), (2960, 175832), (3545, 146816), (3968, 131165), (4588, 113440), (4736, 109895), (4960, 104932), (5672, 91760), (5735, 90752), (5920, 87916), (7090, 73408), (9176, 56720), (9920, 52466), (11344, 45880), (11470, 45376), (11840, 43958), (14180, 36704), (18352, 28360), (19840, 26233), (21979, 23680), (22688, 22940)]