427760520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{883}}^1$

素因数の和:1275

約数の個数: 128

約数和(自身を含む): 1405347840

約数和(自身を除く): 977587320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 367, 440, 660, 734, 883, 1101, 1320, 1468, 1766, 1835, 2202, 2649, 2936, 3532, 3670, 4037, 4404, 4415, 5298, 5505, 7064, 7340, 8074, 8808, 8830, 9713, 10596, 11010, 12111, 13245, 14680, 16148, 17660, 19426, 20185, 21192, 22020, 24222, 26490, 29139, 32296, 35320, 38852, 40370, 44040, 48444, 48565, 52980, 58278, 60555, 77704, 80740, 96888, 97130, 105960, 116556, 121110, 145695, 161480, 194260, 233112, 242220, 291390, 324061, 388520, 484440, 582780, 648122, 972183, 1165560, 1296244, 1620305, 1944366, 2592488, 3240610, 3564671, 3888732, 4860915, 6481220, 7129342, 7777464, 9721830, 10694013, 12962440, 14258684, 17823355, 19443660, 21388026, 28517368, 35646710, 38887320, 42776052, 53470065, 71293420, 85552104, 106940130, 142586840, 213880260, 427760520]

約数ペア:

[(1, 427760520), (2, 213880260), (3, 142586840), (4, 106940130), (5, 85552104), (6, 71293420), (8, 53470065), (10, 42776052), (11, 38887320), (12, 35646710), (15, 28517368), (20, 21388026), (22, 19443660), (24, 17823355), (30, 14258684), (33, 12962440), (40, 10694013), (44, 9721830), (55, 7777464), (60, 7129342), (66, 6481220), (88, 4860915), (110, 3888732), (120, 3564671), (132, 3240610), (165, 2592488), (220, 1944366), (264, 1620305), (330, 1296244), (367, 1165560), (440, 972183), (660, 648122), (734, 582780), (883, 484440), (1101, 388520), (1320, 324061), (1468, 291390), (1766, 242220), (1835, 233112), (2202, 194260), (2649, 161480), (2936, 145695), (3532, 121110), (3670, 116556), (4037, 105960), (4404, 97130), (4415, 96888), (5298, 80740), (5505, 77704), (7064, 60555), (7340, 58278), (8074, 52980), (8808, 48565), (8830, 48444), (9713, 44040), (10596, 40370), (11010, 38852), (12111, 35320), (13245, 32296), (14680, 29139), (16148, 26490), (17660, 24222), (19426, 22020), (20185, 21192)]