381934720

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^2$

素因数の和:310

約数の個数: 96

約数和(自身を含む): 945181980

約数和(自身を除く): 563247260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 127, 128, 148, 160, 185, 254, 296, 320, 370, 508, 592, 635, 640, 740, 1016, 1184, 1270, 1480, 2032, 2368, 2540, 2960, 4064, 4699, 4736, 5080, 5920, 8128, 9398, 10160, 11840, 16129, 16256, 18796, 20320, 23495, 23680, 32258, 37592, 40640, 46990, 64516, 75184, 80645, 81280, 93980, 129032, 150368, 161290, 187960, 258064, 300736, 322580, 375920, 516128, 596773, 601472, 645160, 751840, 1032256, 1193546, 1290320, 1503680, 2064512, 2387092, 2580640, 2983865, 3007360, 4774184, 5161280, 5967730, 9548368, 10322560, 11935460, 19096736, 23870920, 38193472, 47741840, 76386944, 95483680, 190967360, 381934720]

約数ペア:

[(1, 381934720), (2, 190967360), (4, 95483680), (5, 76386944), (8, 47741840), (10, 38193472), (16, 23870920), (20, 19096736), (32, 11935460), (37, 10322560), (40, 9548368), (64, 5967730), (74, 5161280), (80, 4774184), (127, 3007360), (128, 2983865), (148, 2580640), (160, 2387092), (185, 2064512), (254, 1503680), (296, 1290320), (320, 1193546), (370, 1032256), (508, 751840), (592, 645160), (635, 601472), (640, 596773), (740, 516128), (1016, 375920), (1184, 322580), (1270, 300736), (1480, 258064), (2032, 187960), (2368, 161290), (2540, 150368), (2960, 129032), (4064, 93980), (4699, 81280), (4736, 80645), (5080, 75184), (5920, 64516), (8128, 46990), (9398, 40640), (10160, 37592), (11840, 32258), (16129, 23680), (16256, 23495), (18796, 20320)]