18256947520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{21851}}^1$

素因数の和:22248

約数の個数: 112

約数和(自身を含む): 49820462208

約数和(自身を除く): 31563514688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 373, 448, 560, 746, 1120, 1492, 1865, 2240, 2611, 2984, 3730, 5222, 5968, 7460, 10444, 11936, 13055, 14920, 20888, 21851, 23872, 26110, 29840, 41776, 43702, 52220, 59680, 83552, 87404, 104440, 109255, 119360, 152957, 167104, 174808, 208880, 218510, 305914, 349616, 417760, 437020, 611828, 699232, 764785, 835520, 874040, 1223656, 1398464, 1529570, 1748080, 2447312, 3059140, 3496160, 4894624, 6118280, 6992320, 8150423, 9789248, 12236560, 16300846, 24473120, 32601692, 40752115, 48946240, 57052961, 65203384, 81504230, 114105922, 130406768, 163008460, 228211844, 260813536, 285264805, 326016920, 456423688, 521627072, 570529610, 652033840, 912847376, 1141059220, 1304067680, 1825694752, 2282118440, 2608135360, 3651389504, 4564236880, 9128473760, 18256947520]

約数ペア:

[(1, 18256947520), (2, 9128473760), (4, 4564236880), (5, 3651389504), (7, 2608135360), (8, 2282118440), (10, 1825694752), (14, 1304067680), (16, 1141059220), (20, 912847376), (28, 652033840), (32, 570529610), (35, 521627072), (40, 456423688), (56, 326016920), (64, 285264805), (70, 260813536), (80, 228211844), (112, 163008460), (140, 130406768), (160, 114105922), (224, 81504230), (280, 65203384), (320, 57052961), (373, 48946240), (448, 40752115), (560, 32601692), (746, 24473120), (1120, 16300846), (1492, 12236560), (1865, 9789248), (2240, 8150423), (2611, 6992320), (2984, 6118280), (3730, 4894624), (5222, 3496160), (5968, 3059140), (7460, 2447312), (10444, 1748080), (11936, 1529570), (13055, 1398464), (14920, 1223656), (20888, 874040), (21851, 835520), (23872, 764785), (26110, 699232), (29840, 611828), (41776, 437020), (43702, 417760), (52220, 349616), (59680, 305914), (83552, 218510), (87404, 208880), (104440, 174808), (109255, 167104), (119360, 152957)]