167051780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{373}}^1\times {\mathrm{457}}^1$

素因数の和:853

約数の個数: 72

約数和(自身を含む): 410073048

約数和(自身を除く): 243021268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 373, 457, 490, 746, 914, 980, 1492, 1828, 1865, 2285, 2611, 3199, 3730, 4570, 5222, 6398, 7460, 9140, 10444, 12796, 13055, 15995, 18277, 22393, 26110, 31990, 36554, 44786, 52220, 63980, 73108, 89572, 91385, 111965, 170461, 182770, 223930, 340922, 365540, 447860, 681844, 852305, 1193227, 1704610, 2386454, 3409220, 4772908, 5966135, 8352589, 11932270, 16705178, 23864540, 33410356, 41762945, 83525890, 167051780]

約数ペア:

[(1, 167051780), (2, 83525890), (4, 41762945), (5, 33410356), (7, 23864540), (10, 16705178), (14, 11932270), (20, 8352589), (28, 5966135), (35, 4772908), (49, 3409220), (70, 2386454), (98, 1704610), (140, 1193227), (196, 852305), (245, 681844), (373, 447860), (457, 365540), (490, 340922), (746, 223930), (914, 182770), (980, 170461), (1492, 111965), (1828, 91385), (1865, 89572), (2285, 73108), (2611, 63980), (3199, 52220), (3730, 44786), (4570, 36554), (5222, 31990), (6398, 26110), (7460, 22393), (9140, 18277), (10444, 15995), (12796, 13055)]