807501640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1117}}^1$

素因数の和:1223

約数の個数: 128

約数和(自身を含む): 2086456320

約数和(自身を除く): 1278954680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 53, 55, 62, 88, 106, 110, 124, 155, 212, 220, 248, 265, 310, 341, 424, 440, 530, 583, 620, 682, 1060, 1117, 1166, 1240, 1364, 1643, 1705, 2120, 2234, 2332, 2728, 2915, 3286, 3410, 4468, 4664, 5585, 5830, 6572, 6820, 8215, 8936, 11170, 11660, 12287, 13144, 13640, 16430, 18073, 22340, 23320, 24574, 32860, 34627, 36146, 44680, 49148, 59201, 61435, 65720, 69254, 72292, 90365, 98296, 118402, 122870, 138508, 144584, 173135, 180730, 236804, 245740, 277016, 296005, 346270, 361460, 380897, 473608, 491480, 592010, 651211, 692540, 722920, 761794, 1184020, 1302422, 1385080, 1523588, 1835231, 1904485, 2368040, 2604844, 3047176, 3256055, 3670462, 3808970, 5209688, 6512110, 7340924, 7617940, 9176155, 13024220, 14681848, 15235880, 18352310, 20187541, 26048440, 36704620, 40375082, 73409240, 80750164, 100937705, 161500328, 201875410, 403750820, 807501640]

約数ペア:

[(1, 807501640), (2, 403750820), (4, 201875410), (5, 161500328), (8, 100937705), (10, 80750164), (11, 73409240), (20, 40375082), (22, 36704620), (31, 26048440), (40, 20187541), (44, 18352310), (53, 15235880), (55, 14681848), (62, 13024220), (88, 9176155), (106, 7617940), (110, 7340924), (124, 6512110), (155, 5209688), (212, 3808970), (220, 3670462), (248, 3256055), (265, 3047176), (310, 2604844), (341, 2368040), (424, 1904485), (440, 1835231), (530, 1523588), (583, 1385080), (620, 1302422), (682, 1184020), (1060, 761794), (1117, 722920), (1166, 692540), (1240, 651211), (1364, 592010), (1643, 491480), (1705, 473608), (2120, 380897), (2234, 361460), (2332, 346270), (2728, 296005), (2915, 277016), (3286, 245740), (3410, 236804), (4468, 180730), (4664, 173135), (5585, 144584), (5830, 138508), (6572, 122870), (6820, 118402), (8215, 98296), (8936, 90365), (11170, 72292), (11660, 69254), (12287, 65720), (13144, 61435), (13640, 59201), (16430, 49148), (18073, 44680), (22340, 36146), (23320, 34627), (24574, 32860)]