641136776

素因数分解:

$2^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:196

約数の個数: 192

約数和(自身を含む): 1595635200

約数和(自身を除く): 954498424

約数列:

[1, 2, 4, 7, 8, 14, 17, 23, 28, 34, 46, 47, 49, 56, 68, 89, 92, 94, 98, 119, 136, 161, 178, 184, 188, 196, 238, 322, 329, 356, 376, 391, 392, 476, 623, 644, 658, 712, 782, 799, 833, 952, 1081, 1127, 1246, 1288, 1316, 1513, 1564, 1598, 1666, 2047, 2162, 2254, 2303, 2492, 2632, 2737, 3026, 3128, 3196, 3332, 4094, 4183, 4324, 4361, 4508, 4606, 4984, 5474, 5593, 6052, 6392, 6664, 7567, 8188, 8366, 8648, 8722, 9016, 9212, 10591, 10948, 11186, 12104, 14329, 15134, 16376, 16732, 17444, 18377, 18424, 19159, 21182, 21896, 22372, 28658, 29281, 30268, 33464, 34799, 34888, 36754, 38318, 39151, 42364, 44744, 52969, 57316, 58562, 60536, 69598, 71111, 73508, 74137, 76636, 78302, 84728, 96209, 100303, 105938, 114632, 117124, 128639, 139196, 142222, 147016, 148274, 153272, 156604, 192418, 200606, 204967, 211876, 234248, 243593, 257278, 278392, 284444, 296548, 313208, 384836, 401212, 409934, 423752, 487186, 497777, 514556, 568888, 593096, 673463, 769672, 802424, 819868, 900473, 974372, 995554, 1029112, 1346926, 1635553, 1639736, 1705151, 1800946, 1948744, 1991108, 2693852, 3271106, 3410302, 3484439, 3601892, 3982216, 4714241, 5387704, 6542212, 6820604, 6968878, 7203784, 9428482, 11448871, 13084424, 13641208, 13937756, 18856964, 22897742, 27875512, 37713928, 45795484, 80142097, 91590968, 160284194, 320568388, 641136776]

約数ペア:

[(1, 641136776), (2, 320568388), (4, 160284194), (7, 91590968), (8, 80142097), (14, 45795484), (17, 37713928), (23, 27875512), (28, 22897742), (34, 18856964), (46, 13937756), (47, 13641208), (49, 13084424), (56, 11448871), (68, 9428482), (89, 7203784), (92, 6968878), (94, 6820604), (98, 6542212), (119, 5387704), (136, 4714241), (161, 3982216), (178, 3601892), (184, 3484439), (188, 3410302), (196, 3271106), (238, 2693852), (322, 1991108), (329, 1948744), (356, 1800946), (376, 1705151), (391, 1639736), (392, 1635553), (476, 1346926), (623, 1029112), (644, 995554), (658, 974372), (712, 900473), (782, 819868), (799, 802424), (833, 769672), (952, 673463), (1081, 593096), (1127, 568888), (1246, 514556), (1288, 497777), (1316, 487186), (1513, 423752), (1564, 409934), (1598, 401212), (1666, 384836), (2047, 313208), (2162, 296548), (2254, 284444), (2303, 278392), (2492, 257278), (2632, 243593), (2737, 234248), (3026, 211876), (3128, 204967), (3196, 200606), (3332, 192418), (4094, 156604), (4183, 153272), (4324, 148274), (4361, 147016), (4508, 142222), (4606, 139196), (4984, 128639), (5474, 117124), (5593, 114632), (6052, 105938), (6392, 100303), (6664, 96209), (7567, 84728), (8188, 78302), (8366, 76636), (8648, 74137), (8722, 73508), (9016, 71111), (9212, 69598), (10591, 60536), (10948, 58562), (11186, 57316), (12104, 52969), (14329, 44744), (15134, 42364), (16376, 39151), (16732, 38318), (17444, 36754), (18377, 34888), (18424, 34799), (19159, 33464), (21182, 30268), (21896, 29281), (22372, 28658)]