253427720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{69623}}^1$

素因数の和:69654

約数の個数: 64

約数和(自身を含む): 701809920

約数和(自身を除く): 448382200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 69623, 139246, 278492, 348115, 487361, 556984, 696230, 905099, 974722, 1392460, 1810198, 1949444, 2436805, 2784920, 3620396, 3898888, 4525495, 4873610, 6335693, 7240792, 9050990, 9747220, 12671386, 18101980, 19494440, 25342772, 31678465, 36203960, 50685544, 63356930, 126713860, 253427720]

約数ペア:

[(1, 253427720), (2, 126713860), (4, 63356930), (5, 50685544), (7, 36203960), (8, 31678465), (10, 25342772), (13, 19494440), (14, 18101980), (20, 12671386), (26, 9747220), (28, 9050990), (35, 7240792), (40, 6335693), (52, 4873610), (56, 4525495), (65, 3898888), (70, 3620396), (91, 2784920), (104, 2436805), (130, 1949444), (140, 1810198), (182, 1392460), (260, 974722), (280, 905099), (364, 696230), (455, 556984), (520, 487361), (728, 348115), (910, 278492), (1820, 139246), (3640, 69623)]