450627520

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1051

約数の個数: 168

約数和(自身を含む): 1292595840

約数和(自身を除く): 841968320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 64, 70, 80, 98, 112, 116, 140, 145, 160, 196, 203, 224, 232, 245, 280, 290, 320, 392, 406, 448, 464, 490, 560, 580, 784, 812, 928, 980, 991, 1015, 1120, 1160, 1421, 1568, 1624, 1856, 1960, 1982, 2030, 2240, 2320, 2842, 3136, 3248, 3920, 3964, 4060, 4640, 4955, 5684, 6496, 6937, 7105, 7840, 7928, 8120, 9280, 9910, 11368, 12992, 13874, 14210, 15680, 15856, 16240, 19820, 22736, 27748, 28420, 28739, 31712, 32480, 34685, 39640, 45472, 48559, 55496, 56840, 57478, 63424, 64960, 69370, 79280, 90944, 97118, 110992, 113680, 114956, 138740, 143695, 158560, 194236, 201173, 221984, 227360, 229912, 242795, 277480, 287390, 317120, 388472, 402346, 443968, 454720, 459824, 485590, 554960, 574780, 776944, 804692, 919648, 971180, 1005865, 1109920, 1149560, 1408211, 1553888, 1609384, 1839296, 1942360, 2011730, 2219840, 2299120, 2816422, 3107776, 3218768, 3884720, 4023460, 4598240, 5632844, 6437536, 7041055, 7769440, 8046920, 9196480, 11265688, 12875072, 14082110, 15538880, 16093840, 22531376, 28164220, 32187680, 45062752, 56328440, 64375360, 90125504, 112656880, 225313760, 450627520]

約数ペア:

[(1, 450627520), (2, 225313760), (4, 112656880), (5, 90125504), (7, 64375360), (8, 56328440), (10, 45062752), (14, 32187680), (16, 28164220), (20, 22531376), (28, 16093840), (29, 15538880), (32, 14082110), (35, 12875072), (40, 11265688), (49, 9196480), (56, 8046920), (58, 7769440), (64, 7041055), (70, 6437536), (80, 5632844), (98, 4598240), (112, 4023460), (116, 3884720), (140, 3218768), (145, 3107776), (160, 2816422), (196, 2299120), (203, 2219840), (224, 2011730), (232, 1942360), (245, 1839296), (280, 1609384), (290, 1553888), (320, 1408211), (392, 1149560), (406, 1109920), (448, 1005865), (464, 971180), (490, 919648), (560, 804692), (580, 776944), (784, 574780), (812, 554960), (928, 485590), (980, 459824), (991, 454720), (1015, 443968), (1120, 402346), (1160, 388472), (1421, 317120), (1568, 287390), (1624, 277480), (1856, 242795), (1960, 229912), (1982, 227360), (2030, 221984), (2240, 201173), (2320, 194236), (2842, 158560), (3136, 143695), (3248, 138740), (3920, 114956), (3964, 113680), (4060, 110992), (4640, 97118), (4955, 90944), (5684, 79280), (6496, 69370), (6937, 64960), (7105, 63424), (7840, 57478), (7928, 56840), (8120, 55496), (9280, 48559), (9910, 45472), (11368, 39640), (12992, 34685), (13874, 32480), (14210, 31712), (15680, 28739), (15856, 28420), (16240, 27748), (19820, 22736)]