216378512

素因数分解:

$2^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:389

約数の個数: 120

約数和(自身を含む): 522466560

約数和(自身を除く): 306088048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 49, 56, 58, 62, 98, 112, 116, 124, 196, 203, 217, 232, 248, 307, 392, 406, 434, 464, 496, 614, 784, 812, 868, 899, 1228, 1421, 1519, 1624, 1736, 1798, 2149, 2456, 2842, 3038, 3248, 3472, 3596, 4298, 4912, 5684, 6076, 6293, 7192, 8596, 8903, 9517, 11368, 12152, 12586, 14384, 15043, 17192, 17806, 19034, 22736, 24304, 25172, 30086, 34384, 35612, 38068, 44051, 50344, 60172, 62321, 66619, 71224, 76136, 88102, 100688, 120344, 124642, 133238, 142448, 152272, 176204, 240688, 249284, 266476, 275993, 352408, 436247, 466333, 498568, 532952, 551986, 704816, 872494, 932666, 997136, 1065904, 1103972, 1744988, 1865332, 1931951, 2207944, 3489976, 3730664, 3863902, 4415888, 6979952, 7461328, 7727804, 13523657, 15455608, 27047314, 30911216, 54094628, 108189256, 216378512]

約数ペア:

[(1, 216378512), (2, 108189256), (4, 54094628), (7, 30911216), (8, 27047314), (14, 15455608), (16, 13523657), (28, 7727804), (29, 7461328), (31, 6979952), (49, 4415888), (56, 3863902), (58, 3730664), (62, 3489976), (98, 2207944), (112, 1931951), (116, 1865332), (124, 1744988), (196, 1103972), (203, 1065904), (217, 997136), (232, 932666), (248, 872494), (307, 704816), (392, 551986), (406, 532952), (434, 498568), (464, 466333), (496, 436247), (614, 352408), (784, 275993), (812, 266476), (868, 249284), (899, 240688), (1228, 176204), (1421, 152272), (1519, 142448), (1624, 133238), (1736, 124642), (1798, 120344), (2149, 100688), (2456, 88102), (2842, 76136), (3038, 71224), (3248, 66619), (3472, 62321), (3596, 60172), (4298, 50344), (4912, 44051), (5684, 38068), (6076, 35612), (6293, 34384), (7192, 30086), (8596, 25172), (8903, 24304), (9517, 22736), (11368, 19034), (12152, 17806), (12586, 17192), (14384, 15043)]