645910848

素因数分解:

$2^6\times 3^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:323

約数の個数: 280

約数和(自身を含む): 2142036864

約数和(自身を除く): 1496126016

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 47, 48, 54, 64, 66, 72, 81, 88, 94, 96, 99, 108, 132, 141, 144, 162, 176, 188, 192, 198, 216, 241, 264, 282, 288, 297, 324, 352, 376, 396, 423, 432, 482, 517, 528, 564, 576, 594, 648, 704, 723, 752, 792, 846, 864, 891, 964, 1034, 1056, 1128, 1188, 1269, 1296, 1446, 1504, 1551, 1584, 1692, 1728, 1782, 1928, 2068, 2112, 2169, 2256, 2376, 2538, 2592, 2651, 2892, 3008, 3102, 3168, 3384, 3564, 3807, 3856, 4136, 4338, 4512, 4653, 4752, 5076, 5184, 5302, 5784, 6204, 6336, 6507, 6768, 7128, 7614, 7712, 7953, 8272, 8676, 9024, 9306, 9504, 10152, 10604, 11327, 11568, 12408, 13014, 13536, 13959, 14256, 15228, 15424, 15906, 16544, 17352, 18612, 19008, 19521, 20304, 21208, 22654, 23136, 23859, 24816, 26028, 27072, 27918, 28512, 30456, 31812, 33088, 33981, 34704, 37224, 39042, 40608, 41877, 42416, 45308, 46272, 47718, 49632, 52056, 55836, 57024, 60912, 63624, 67962, 69408, 71577, 74448, 78084, 81216, 83754, 84832, 90616, 95436, 99264, 101943, 104112, 111672, 121824, 124597, 127248, 135924, 138816, 143154, 148896, 156168, 167508, 169664, 181232, 190872, 203886, 208224, 214731, 223344, 243648, 249194, 254496, 271848, 286308, 297792, 305829, 312336, 335016, 362464, 373791, 381744, 407772, 416448, 429462, 446688, 498388, 508992, 543696, 572616, 611658, 624672, 670032, 724928, 747582, 763488, 815544, 858924, 893376, 917487, 996776, 1087392, 1121373, 1145232, 1223316, 1249344, 1340064, 1495164, 1526976, 1631088, 1717848, 1834974, 1993552, 2174784, 2242746, 2290464, 2446632, 2680128, 2990328, 3262176, 3364119, 3435696, 3669948, 3987104, 4485492, 4580928, 4893264, 5980656, 6524352, 6728238, 6871392, 7339896, 7974208, 8970984, 9786528, 10092357, 11961312, 13456476, 13742784, 14679792, 17941968, 19573056, 20184714, 23922624, 26912952, 29359584, 35883936, 40369428, 53825904, 58719168, 71767872, 80738856, 107651808, 161477712, 215303616, 322955424, 645910848]

約数ペア:

[(1, 645910848), (2, 322955424), (3, 215303616), (4, 161477712), (6, 107651808), (8, 80738856), (9, 71767872), (11, 58719168), (12, 53825904), (16, 40369428), (18, 35883936), (22, 29359584), (24, 26912952), (27, 23922624), (32, 20184714), (33, 19573056), (36, 17941968), (44, 14679792), (47, 13742784), (48, 13456476), (54, 11961312), (64, 10092357), (66, 9786528), (72, 8970984), (81, 7974208), (88, 7339896), (94, 6871392), (96, 6728238), (99, 6524352), (108, 5980656), (132, 4893264), (141, 4580928), (144, 4485492), (162, 3987104), (176, 3669948), (188, 3435696), (192, 3364119), (198, 3262176), (216, 2990328), (241, 2680128), (264, 2446632), (282, 2290464), (288, 2242746), (297, 2174784), (324, 1993552), (352, 1834974), (376, 1717848), (396, 1631088), (423, 1526976), (432, 1495164), (482, 1340064), (517, 1249344), (528, 1223316), (564, 1145232), (576, 1121373), (594, 1087392), (648, 996776), (704, 917487), (723, 893376), (752, 858924), (792, 815544), (846, 763488), (864, 747582), (891, 724928), (964, 670032), (1034, 624672), (1056, 611658), (1128, 572616), (1188, 543696), (1269, 508992), (1296, 498388), (1446, 446688), (1504, 429462), (1551, 416448), (1584, 407772), (1692, 381744), (1728, 373791), (1782, 362464), (1928, 335016), (2068, 312336), (2112, 305829), (2169, 297792), (2256, 286308), (2376, 271848), (2538, 254496), (2592, 249194), (2651, 243648), (2892, 223344), (3008, 214731), (3102, 208224), (3168, 203886), (3384, 190872), (3564, 181232), (3807, 169664), (3856, 167508), (4136, 156168), (4338, 148896), (4512, 143154), (4653, 138816), (4752, 135924), (5076, 127248), (5184, 124597), (5302, 121824), (5784, 111672), (6204, 104112), (6336, 101943), (6507, 99264), (6768, 95436), (7128, 90616), (7614, 84832), (7712, 83754), (7953, 81216), (8272, 78084), (8676, 74448), (9024, 71577), (9306, 69408), (9504, 67962), (10152, 63624), (10604, 60912), (11327, 57024), (11568, 55836), (12408, 52056), (13014, 49632), (13536, 47718), (13959, 46272), (14256, 45308), (15228, 42416), (15424, 41877), (15906, 40608), (16544, 39042), (17352, 37224), (18612, 34704), (19008, 33981), (19521, 33088), (20304, 31812), (21208, 30456), (22654, 28512), (23136, 27918), (23859, 27072), (24816, 26028)]