72070180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5657}}^1$

素因数の和:5693

約数の個数: 72

約数和(自身を含む): 189633528

約数和(自身を除く): 117563348

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 5657, 6370, 11314, 12740, 22628, 28285, 39599, 56570, 73541, 79198, 113140, 147082, 158396, 197995, 277193, 294164, 367705, 395990, 514787, 554386, 735410, 791980, 1029574, 1108772, 1385965, 1470820, 2059148, 2573935, 2771930, 3603509, 5147870, 5543860, 7207018, 10295740, 14414036, 18017545, 36035090, 72070180]

約数ペア:

[(1, 72070180), (2, 36035090), (4, 18017545), (5, 14414036), (7, 10295740), (10, 7207018), (13, 5543860), (14, 5147870), (20, 3603509), (26, 2771930), (28, 2573935), (35, 2059148), (49, 1470820), (52, 1385965), (65, 1108772), (70, 1029574), (91, 791980), (98, 735410), (130, 554386), (140, 514787), (182, 395990), (196, 367705), (245, 294164), (260, 277193), (364, 197995), (455, 158396), (490, 147082), (637, 113140), (910, 79198), (980, 73541), (1274, 56570), (1820, 39599), (2548, 28285), (3185, 22628), (5657, 12740), (6370, 11314)]