228679980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:719

約数の個数: 96

約数和(自身を含む): 661893120

約数和(自身を除く): 433213140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 239, 370, 431, 444, 478, 555, 717, 740, 862, 956, 1110, 1195, 1293, 1434, 1724, 2155, 2220, 2390, 2586, 2868, 3585, 4310, 4780, 5172, 6465, 7170, 8620, 8843, 12930, 14340, 15947, 17686, 25860, 26529, 31894, 35372, 44215, 47841, 53058, 63788, 79735, 88430, 95682, 103009, 106116, 132645, 159470, 176860, 191364, 206018, 239205, 265290, 309027, 318940, 412036, 478410, 515045, 530580, 618054, 956820, 1030090, 1236108, 1545135, 2060180, 3090270, 3811333, 6180540, 7622666, 11433999, 15245332, 19056665, 22867998, 38113330, 45735996, 57169995, 76226660, 114339990, 228679980]

約数ペア:

[(1, 228679980), (2, 114339990), (3, 76226660), (4, 57169995), (5, 45735996), (6, 38113330), (10, 22867998), (12, 19056665), (15, 15245332), (20, 11433999), (30, 7622666), (37, 6180540), (60, 3811333), (74, 3090270), (111, 2060180), (148, 1545135), (185, 1236108), (222, 1030090), (239, 956820), (370, 618054), (431, 530580), (444, 515045), (478, 478410), (555, 412036), (717, 318940), (740, 309027), (862, 265290), (956, 239205), (1110, 206018), (1195, 191364), (1293, 176860), (1434, 159470), (1724, 132645), (2155, 106116), (2220, 103009), (2390, 95682), (2586, 88430), (2868, 79735), (3585, 63788), (4310, 53058), (4780, 47841), (5172, 44215), (6465, 35372), (7170, 31894), (8620, 26529), (8843, 25860), (12930, 17686), (14340, 15947)]