140710780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1$

素因数の和:619

約数の個数: 96

約数和(自身を含む): 357073920

約数和(自身を除く): 216363140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 89, 92, 115, 140, 161, 178, 230, 322, 356, 445, 460, 491, 623, 644, 805, 890, 982, 1246, 1610, 1780, 1964, 2047, 2455, 2492, 3115, 3220, 3437, 4094, 4910, 6230, 6874, 8188, 9820, 10235, 11293, 12460, 13748, 14329, 17185, 20470, 22586, 28658, 34370, 40940, 43699, 45172, 56465, 57316, 68740, 71645, 79051, 87398, 112930, 143290, 158102, 174796, 218495, 225860, 286580, 305893, 316204, 395255, 436990, 611786, 790510, 873980, 1005077, 1223572, 1529465, 1581020, 2010154, 3058930, 4020308, 5025385, 6117860, 7035539, 10050770, 14071078, 20101540, 28142156, 35177695, 70355390, 140710780]

約数ペア:

[(1, 140710780), (2, 70355390), (4, 35177695), (5, 28142156), (7, 20101540), (10, 14071078), (14, 10050770), (20, 7035539), (23, 6117860), (28, 5025385), (35, 4020308), (46, 3058930), (70, 2010154), (89, 1581020), (92, 1529465), (115, 1223572), (140, 1005077), (161, 873980), (178, 790510), (230, 611786), (322, 436990), (356, 395255), (445, 316204), (460, 305893), (491, 286580), (623, 225860), (644, 218495), (805, 174796), (890, 158102), (982, 143290), (1246, 112930), (1610, 87398), (1780, 79051), (1964, 71645), (2047, 68740), (2455, 57316), (2492, 56465), (3115, 45172), (3220, 43699), (3437, 40940), (4094, 34370), (4910, 28658), (6230, 22586), (6874, 20470), (8188, 17185), (9820, 14329), (10235, 13748), (11293, 12460)]