7207760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:292

約数の個数: 80

約数和(自身を含む): 19558272

約数和(自身を除く): 12350512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 211, 244, 280, 305, 422, 427, 488, 560, 610, 844, 854, 976, 1055, 1220, 1477, 1688, 1708, 2110, 2135, 2440, 2954, 3376, 3416, 4220, 4270, 4880, 5908, 6832, 7385, 8440, 8540, 11816, 12871, 14770, 16880, 17080, 23632, 25742, 29540, 34160, 51484, 59080, 64355, 90097, 102968, 118160, 128710, 180194, 205936, 257420, 360388, 450485, 514840, 720776, 900970, 1029680, 1441552, 1801940, 3603880, 7207760]

約数ペア:

[(1, 7207760), (2, 3603880), (4, 1801940), (5, 1441552), (7, 1029680), (8, 900970), (10, 720776), (14, 514840), (16, 450485), (20, 360388), (28, 257420), (35, 205936), (40, 180194), (56, 128710), (61, 118160), (70, 102968), (80, 90097), (112, 64355), (122, 59080), (140, 51484), (211, 34160), (244, 29540), (280, 25742), (305, 23632), (422, 17080), (427, 16880), (488, 14770), (560, 12871), (610, 11816), (844, 8540), (854, 8440), (976, 7385), (1055, 6832), (1220, 5908), (1477, 4880), (1688, 4270), (1708, 4220), (2110, 3416), (2135, 3376), (2440, 2954)]