212319040

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:300

約数の個数: 112

約数和(自身を含む): 524408400

約数和(自身を除く): 312089360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 73, 80, 122, 146, 149, 160, 244, 292, 298, 305, 320, 365, 488, 584, 596, 610, 730, 745, 976, 1168, 1192, 1220, 1460, 1490, 1952, 2336, 2384, 2440, 2920, 2980, 3904, 4453, 4672, 4768, 4880, 5840, 5960, 8906, 9089, 9536, 9760, 10877, 11680, 11920, 17812, 18178, 19520, 21754, 22265, 23360, 23840, 35624, 36356, 43508, 44530, 45445, 47680, 54385, 71248, 72712, 87016, 89060, 90890, 108770, 142496, 145424, 174032, 178120, 181780, 217540, 284992, 290848, 348064, 356240, 363560, 435080, 581696, 663497, 696128, 712480, 727120, 870160, 1326994, 1424960, 1454240, 1740320, 2653988, 2908480, 3317485, 3480640, 5307976, 6634970, 10615952, 13269940, 21231904, 26539880, 42463808, 53079760, 106159520, 212319040]

約数ペア:

[(1, 212319040), (2, 106159520), (4, 53079760), (5, 42463808), (8, 26539880), (10, 21231904), (16, 13269940), (20, 10615952), (32, 6634970), (40, 5307976), (61, 3480640), (64, 3317485), (73, 2908480), (80, 2653988), (122, 1740320), (146, 1454240), (149, 1424960), (160, 1326994), (244, 870160), (292, 727120), (298, 712480), (305, 696128), (320, 663497), (365, 581696), (488, 435080), (584, 363560), (596, 356240), (610, 348064), (730, 290848), (745, 284992), (976, 217540), (1168, 181780), (1192, 178120), (1220, 174032), (1460, 145424), (1490, 142496), (1952, 108770), (2336, 90890), (2384, 89060), (2440, 87016), (2920, 72712), (2980, 71248), (3904, 54385), (4453, 47680), (4672, 45445), (4768, 44530), (4880, 43508), (5840, 36356), (5960, 35624), (8906, 23840), (9089, 23360), (9536, 22265), (9760, 21754), (10877, 19520), (11680, 18178), (11920, 17812)]