71506540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:511

約数の個数: 96

約数和(自身を含む): 182891520

約数和(自身を除く): 111384980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 53, 70, 92, 106, 115, 140, 161, 212, 230, 265, 322, 371, 419, 460, 530, 644, 742, 805, 838, 1060, 1219, 1484, 1610, 1676, 1855, 2095, 2438, 2933, 3220, 3710, 4190, 4876, 5866, 6095, 7420, 8380, 8533, 9637, 11732, 12190, 14665, 17066, 19274, 22207, 24380, 29330, 34132, 38548, 42665, 44414, 48185, 58660, 67459, 85330, 88828, 96370, 111035, 134918, 155449, 170660, 192740, 222070, 269836, 310898, 337295, 444140, 510761, 621796, 674590, 777245, 1021522, 1349180, 1554490, 2043044, 2553805, 3108980, 3575327, 5107610, 7150654, 10215220, 14301308, 17876635, 35753270, 71506540]

約数ペア:

[(1, 71506540), (2, 35753270), (4, 17876635), (5, 14301308), (7, 10215220), (10, 7150654), (14, 5107610), (20, 3575327), (23, 3108980), (28, 2553805), (35, 2043044), (46, 1554490), (53, 1349180), (70, 1021522), (92, 777245), (106, 674590), (115, 621796), (140, 510761), (161, 444140), (212, 337295), (230, 310898), (265, 269836), (322, 222070), (371, 192740), (419, 170660), (460, 155449), (530, 134918), (644, 111035), (742, 96370), (805, 88828), (838, 85330), (1060, 67459), (1219, 58660), (1484, 48185), (1610, 44414), (1676, 42665), (1855, 38548), (2095, 34132), (2438, 29330), (2933, 24380), (3220, 22207), (3710, 19274), (4190, 17066), (4876, 14665), (5866, 12190), (6095, 11732), (7420, 9637), (8380, 8533)]