207349520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{773}}^1$

素因数の和:1272

約数の個数: 80

約数和(自身を含む): 552821760

約数和(自身を除く): 345472240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 479, 560, 773, 958, 1546, 1916, 2395, 3092, 3353, 3832, 3865, 4790, 5411, 6184, 6706, 7664, 7730, 9580, 10822, 12368, 13412, 15460, 16765, 19160, 21644, 26824, 27055, 30920, 33530, 38320, 43288, 53648, 54110, 61840, 67060, 86576, 108220, 134120, 216440, 268240, 370267, 432880, 740534, 1481068, 1851335, 2591869, 2962136, 3702670, 5183738, 5924272, 7405340, 10367476, 12959345, 14810680, 20734952, 25918690, 29621360, 41469904, 51837380, 103674760, 207349520]

約数ペア:

[(1, 207349520), (2, 103674760), (4, 51837380), (5, 41469904), (7, 29621360), (8, 25918690), (10, 20734952), (14, 14810680), (16, 12959345), (20, 10367476), (28, 7405340), (35, 5924272), (40, 5183738), (56, 3702670), (70, 2962136), (80, 2591869), (112, 1851335), (140, 1481068), (280, 740534), (479, 432880), (560, 370267), (773, 268240), (958, 216440), (1546, 134120), (1916, 108220), (2395, 86576), (3092, 67060), (3353, 61840), (3832, 54110), (3865, 53648), (4790, 43288), (5411, 38320), (6184, 33530), (6706, 30920), (7664, 27055), (7730, 26824), (9580, 21644), (10822, 19160), (12368, 16765), (13412, 15460)]