77620860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{18749}}^1$

素因数の和:18787

約数の個数: 72

約数和(自身を含む): 245700000

約数和(自身を除く): 168079140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 18749, 37498, 56247, 74996, 93745, 112494, 168741, 187490, 224988, 281235, 337482, 374980, 431227, 562470, 674964, 843705, 862454, 1124940, 1293681, 1687410, 1724908, 2156135, 2587362, 3374820, 3881043, 4312270, 5174724, 6468405, 7762086, 8624540, 12936810, 15524172, 19405215, 25873620, 38810430, 77620860]

約数ペア:

[(1, 77620860), (2, 38810430), (3, 25873620), (4, 19405215), (5, 15524172), (6, 12936810), (9, 8624540), (10, 7762086), (12, 6468405), (15, 5174724), (18, 4312270), (20, 3881043), (23, 3374820), (30, 2587362), (36, 2156135), (45, 1724908), (46, 1687410), (60, 1293681), (69, 1124940), (90, 862454), (92, 843705), (115, 674964), (138, 562470), (180, 431227), (207, 374980), (230, 337482), (276, 281235), (345, 224988), (414, 187490), (460, 168741), (690, 112494), (828, 93745), (1035, 74996), (1380, 56247), (2070, 37498), (4140, 18749)]