641287872

素因数分解:

$2^6\times 3^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{829}}^1$

素因数の和:943

約数の個数: 168

約数和(自身を含む): 1973275200

約数和(自身を除く): 1331987328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 79, 96, 102, 136, 144, 153, 158, 192, 204, 237, 272, 288, 306, 316, 408, 474, 544, 576, 612, 632, 711, 816, 829, 948, 1088, 1224, 1264, 1343, 1422, 1632, 1658, 1896, 2448, 2487, 2528, 2686, 2844, 3264, 3316, 3792, 4029, 4896, 4974, 5056, 5372, 5688, 6632, 7461, 7584, 8058, 9792, 9948, 10744, 11376, 12087, 13264, 14093, 14922, 15168, 16116, 19896, 21488, 22752, 24174, 26528, 28186, 29844, 32232, 39792, 42279, 42976, 45504, 48348, 53056, 56372, 59688, 64464, 65491, 79584, 84558, 85952, 96696, 112744, 119376, 126837, 128928, 130982, 159168, 169116, 193392, 196473, 225488, 238752, 253674, 257856, 261964, 338232, 386784, 392946, 450976, 477504, 507348, 523928, 589419, 676464, 773568, 785892, 901952, 1014696, 1047856, 1113347, 1178838, 1352928, 1571784, 2029392, 2095712, 2226694, 2357676, 2705856, 3143568, 3340041, 4058784, 4191424, 4453388, 4715352, 6287136, 6680082, 8117568, 8906776, 9430704, 10020123, 12574272, 13360164, 17813552, 18861408, 20040246, 26720328, 35627104, 37722816, 40080492, 53440656, 71254208, 80160984, 106881312, 160321968, 213762624, 320643936, 641287872]

約数ペア:

[(1, 641287872), (2, 320643936), (3, 213762624), (4, 160321968), (6, 106881312), (8, 80160984), (9, 71254208), (12, 53440656), (16, 40080492), (17, 37722816), (18, 35627104), (24, 26720328), (32, 20040246), (34, 18861408), (36, 17813552), (48, 13360164), (51, 12574272), (64, 10020123), (68, 9430704), (72, 8906776), (79, 8117568), (96, 6680082), (102, 6287136), (136, 4715352), (144, 4453388), (153, 4191424), (158, 4058784), (192, 3340041), (204, 3143568), (237, 2705856), (272, 2357676), (288, 2226694), (306, 2095712), (316, 2029392), (408, 1571784), (474, 1352928), (544, 1178838), (576, 1113347), (612, 1047856), (632, 1014696), (711, 901952), (816, 785892), (829, 773568), (948, 676464), (1088, 589419), (1224, 523928), (1264, 507348), (1343, 477504), (1422, 450976), (1632, 392946), (1658, 386784), (1896, 338232), (2448, 261964), (2487, 257856), (2528, 253674), (2686, 238752), (2844, 225488), (3264, 196473), (3316, 193392), (3792, 169116), (4029, 159168), (4896, 130982), (4974, 128928), (5056, 126837), (5372, 119376), (5688, 112744), (6632, 96696), (7461, 85952), (7584, 84558), (8058, 79584), (9792, 65491), (9948, 64464), (10744, 59688), (11376, 56372), (12087, 53056), (13264, 48348), (14093, 45504), (14922, 42976), (15168, 42279), (16116, 39792), (19896, 32232), (21488, 29844), (22752, 28186), (24174, 26528)]