311081776

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:602

約数の個数: 80

約数和(自身を含む): 668528640

約数和(自身を除く): 357446864

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 79, 124, 136, 158, 248, 272, 316, 467, 496, 527, 632, 934, 1054, 1264, 1343, 1868, 2108, 2449, 2686, 3736, 4216, 4898, 5372, 7472, 7939, 8432, 9796, 10744, 14477, 15878, 19592, 21488, 28954, 31756, 36893, 39184, 41633, 57908, 63512, 73786, 83266, 115816, 127024, 147572, 166532, 231632, 246109, 295144, 333064, 492218, 590288, 627181, 666128, 984436, 1143683, 1254362, 1968872, 2287366, 2508724, 3937744, 4574732, 5017448, 9149464, 10034896, 18298928, 19442611, 38885222, 77770444, 155540888, 311081776]

約数ペア:

[(1, 311081776), (2, 155540888), (4, 77770444), (8, 38885222), (16, 19442611), (17, 18298928), (31, 10034896), (34, 9149464), (62, 5017448), (68, 4574732), (79, 3937744), (124, 2508724), (136, 2287366), (158, 1968872), (248, 1254362), (272, 1143683), (316, 984436), (467, 666128), (496, 627181), (527, 590288), (632, 492218), (934, 333064), (1054, 295144), (1264, 246109), (1343, 231632), (1868, 166532), (2108, 147572), (2449, 127024), (2686, 115816), (3736, 83266), (4216, 73786), (4898, 63512), (5372, 57908), (7472, 41633), (7939, 39184), (8432, 36893), (9796, 31756), (10744, 28954), (14477, 21488), (15878, 19592)]