638111808

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:529

約数の個数: 168

約数和(自身を含む): 1941576000

約数和(自身を除く): 1303464192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 144, 152, 171, 192, 199, 228, 288, 293, 304, 342, 398, 456, 576, 586, 597, 608, 684, 796, 879, 912, 1172, 1194, 1216, 1368, 1592, 1758, 1791, 1824, 2344, 2388, 2637, 2736, 3184, 3516, 3582, 3648, 3781, 4688, 4776, 5274, 5472, 5567, 6368, 7032, 7164, 7562, 9376, 9552, 10548, 10944, 11134, 11343, 12736, 14064, 14328, 15124, 16701, 18752, 19104, 21096, 22268, 22686, 28128, 28656, 30248, 33402, 34029, 38208, 42192, 44536, 45372, 50103, 56256, 57312, 58307, 60496, 66804, 68058, 84384, 89072, 90744, 100206, 114624, 116614, 120992, 133608, 136116, 168768, 174921, 178144, 181488, 200412, 233228, 241984, 267216, 272232, 349842, 356288, 362976, 400824, 466456, 524763, 534432, 544464, 699684, 725952, 801648, 932912, 1049526, 1068864, 1088928, 1107833, 1399368, 1603296, 1865824, 2099052, 2177856, 2215666, 2798736, 3206592, 3323499, 3731648, 4198104, 4431332, 5597472, 6646998, 8396208, 8862664, 9970497, 11194944, 13293996, 16792416, 17725328, 19940994, 26587992, 33584832, 35450656, 39881988, 53175984, 70901312, 79763976, 106351968, 159527952, 212703936, 319055904, 638111808]

約数ペア:

[(1, 638111808), (2, 319055904), (3, 212703936), (4, 159527952), (6, 106351968), (8, 79763976), (9, 70901312), (12, 53175984), (16, 39881988), (18, 35450656), (19, 33584832), (24, 26587992), (32, 19940994), (36, 17725328), (38, 16792416), (48, 13293996), (57, 11194944), (64, 9970497), (72, 8862664), (76, 8396208), (96, 6646998), (114, 5597472), (144, 4431332), (152, 4198104), (171, 3731648), (192, 3323499), (199, 3206592), (228, 2798736), (288, 2215666), (293, 2177856), (304, 2099052), (342, 1865824), (398, 1603296), (456, 1399368), (576, 1107833), (586, 1088928), (597, 1068864), (608, 1049526), (684, 932912), (796, 801648), (879, 725952), (912, 699684), (1172, 544464), (1194, 534432), (1216, 524763), (1368, 466456), (1592, 400824), (1758, 362976), (1791, 356288), (1824, 349842), (2344, 272232), (2388, 267216), (2637, 241984), (2736, 233228), (3184, 200412), (3516, 181488), (3582, 178144), (3648, 174921), (3781, 168768), (4688, 136116), (4776, 133608), (5274, 120992), (5472, 116614), (5567, 114624), (6368, 100206), (7032, 90744), (7164, 89072), (7562, 84384), (9376, 68058), (9552, 66804), (10548, 60496), (10944, 58307), (11134, 57312), (11343, 56256), (12736, 50103), (14064, 45372), (14328, 44536), (15124, 42192), (16701, 38208), (18752, 34029), (19104, 33402), (21096, 30248), (22268, 28656), (22686, 28128)]