308979240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{111949}}^1$

素因数の和:111986

約数の個数: 64

約数和(自身を含む): 967248000

約数和(自身を除く): 658268760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 111949, 223898, 335847, 447796, 559745, 671694, 895592, 1119490, 1343388, 1679235, 2238980, 2574827, 2686776, 3358470, 4477960, 5149654, 6716940, 7724481, 10299308, 12874135, 13433880, 15448962, 20598616, 25748270, 30897924, 38622405, 51496540, 61795848, 77244810, 102993080, 154489620, 308979240]

約数ペア:

[(1, 308979240), (2, 154489620), (3, 102993080), (4, 77244810), (5, 61795848), (6, 51496540), (8, 38622405), (10, 30897924), (12, 25748270), (15, 20598616), (20, 15448962), (23, 13433880), (24, 12874135), (30, 10299308), (40, 7724481), (46, 6716940), (60, 5149654), (69, 4477960), (92, 3358470), (115, 2686776), (120, 2574827), (138, 2238980), (184, 1679235), (230, 1343388), (276, 1119490), (345, 895592), (460, 671694), (552, 559745), (690, 447796), (920, 335847), (1380, 223898), (2760, 111949)]