243956856

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2293}}^1$

素因数の和:2357

約数の個数: 128

約数和(自身を含む): 739952640

約数和(自身を除く): 495995784

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 31, 33, 39, 44, 52, 62, 66, 78, 88, 93, 104, 124, 132, 143, 156, 186, 248, 264, 286, 312, 341, 372, 403, 429, 572, 682, 744, 806, 858, 1023, 1144, 1209, 1364, 1612, 1716, 2046, 2293, 2418, 2728, 3224, 3432, 4092, 4433, 4586, 4836, 6879, 8184, 8866, 9172, 9672, 13299, 13758, 17732, 18344, 25223, 26598, 27516, 29809, 35464, 50446, 53196, 55032, 59618, 71083, 75669, 89427, 100892, 106392, 119236, 142166, 151338, 178854, 201784, 213249, 238472, 284332, 302676, 327899, 357708, 426498, 568664, 605352, 655798, 715416, 781913, 852996, 924079, 983697, 1311596, 1563826, 1705992, 1848158, 1967394, 2345739, 2623192, 2772237, 3127652, 3696316, 3934788, 4691478, 5544474, 6255304, 7392632, 7869576, 9382956, 10164869, 11088948, 18765912, 20329738, 22177896, 30494607, 40659476, 60989214, 81318952, 121978428, 243956856]

約数ペア:

[(1, 243956856), (2, 121978428), (3, 81318952), (4, 60989214), (6, 40659476), (8, 30494607), (11, 22177896), (12, 20329738), (13, 18765912), (22, 11088948), (24, 10164869), (26, 9382956), (31, 7869576), (33, 7392632), (39, 6255304), (44, 5544474), (52, 4691478), (62, 3934788), (66, 3696316), (78, 3127652), (88, 2772237), (93, 2623192), (104, 2345739), (124, 1967394), (132, 1848158), (143, 1705992), (156, 1563826), (186, 1311596), (248, 983697), (264, 924079), (286, 852996), (312, 781913), (341, 715416), (372, 655798), (403, 605352), (429, 568664), (572, 426498), (682, 357708), (744, 327899), (806, 302676), (858, 284332), (1023, 238472), (1144, 213249), (1209, 201784), (1364, 178854), (1612, 151338), (1716, 142166), (2046, 119236), (2293, 106392), (2418, 100892), (2728, 89427), (3224, 75669), (3432, 71083), (4092, 59618), (4433, 55032), (4586, 53196), (4836, 50446), (6879, 35464), (8184, 29809), (8866, 27516), (9172, 26598), (9672, 25223), (13299, 18344), (13758, 17732)]