427370240

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:398

約数の個数: 144

約数和(自身を含む): 1130250240

約数和(自身を除く): 702880000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 127, 128, 160, 176, 220, 239, 254, 256, 320, 352, 440, 478, 508, 635, 640, 704, 880, 956, 1016, 1195, 1270, 1280, 1397, 1408, 1760, 1912, 2032, 2390, 2540, 2629, 2794, 2816, 3520, 3824, 4064, 4780, 5080, 5258, 5588, 6985, 7040, 7648, 8128, 9560, 10160, 10516, 11176, 13145, 13970, 14080, 15296, 16256, 19120, 20320, 21032, 22352, 26290, 27940, 30353, 30592, 32512, 38240, 40640, 42064, 44704, 52580, 55880, 60706, 61184, 76480, 81280, 84128, 89408, 105160, 111760, 121412, 151765, 152960, 162560, 168256, 178816, 210320, 223520, 242824, 303530, 305920, 333883, 336512, 357632, 420640, 447040, 485648, 607060, 667766, 673024, 841280, 894080, 971296, 1214120, 1335532, 1669415, 1682560, 1788160, 1942592, 2428240, 2671064, 3338830, 3365120, 3885184, 4856480, 5342128, 6677660, 7770368, 9712960, 10684256, 13355320, 19425920, 21368512, 26710640, 38851840, 42737024, 53421280, 85474048, 106842560, 213685120, 427370240]

約数ペア:

[(1, 427370240), (2, 213685120), (4, 106842560), (5, 85474048), (8, 53421280), (10, 42737024), (11, 38851840), (16, 26710640), (20, 21368512), (22, 19425920), (32, 13355320), (40, 10684256), (44, 9712960), (55, 7770368), (64, 6677660), (80, 5342128), (88, 4856480), (110, 3885184), (127, 3365120), (128, 3338830), (160, 2671064), (176, 2428240), (220, 1942592), (239, 1788160), (254, 1682560), (256, 1669415), (320, 1335532), (352, 1214120), (440, 971296), (478, 894080), (508, 841280), (635, 673024), (640, 667766), (704, 607060), (880, 485648), (956, 447040), (1016, 420640), (1195, 357632), (1270, 336512), (1280, 333883), (1397, 305920), (1408, 303530), (1760, 242824), (1912, 223520), (2032, 210320), (2390, 178816), (2540, 168256), (2629, 162560), (2794, 152960), (2816, 151765), (3520, 121412), (3824, 111760), (4064, 105160), (4780, 89408), (5080, 84128), (5258, 81280), (5588, 76480), (6985, 61184), (7040, 60706), (7648, 55880), (8128, 52580), (9560, 44704), (10160, 42064), (10516, 40640), (11176, 38240), (13145, 32512), (13970, 30592), (14080, 30353), (15296, 27940), (16256, 26290), (19120, 22352), (20320, 21032)]