399348540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{96461}}^1$

素因数の和:96499

約数の個数: 72

約数和(自身を含む): 1264038048

約数和(自身を除く): 864689508

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, 96461, 192922, 289383, 385844, 482305, 578766, 868149, 964610, 1157532, 1446915, 1736298, 1929220, 2218603, 2893830, 3472596, 4340745, 4437206, 5787660, 6655809, 8681490, 8874412, 11093015, 13311618, 17362980, 19967427, 22186030, 26623236, 33279045, 39934854, 44372060, 66558090, 79869708, 99837135, 133116180, 199674270, 399348540]

約数ペア:

[(1, 399348540), (2, 199674270), (3, 133116180), (4, 99837135), (5, 79869708), (6, 66558090), (9, 44372060), (10, 39934854), (12, 33279045), (15, 26623236), (18, 22186030), (20, 19967427), (23, 17362980), (30, 13311618), (36, 11093015), (45, 8874412), (46, 8681490), (60, 6655809), (69, 5787660), (90, 4437206), (92, 4340745), (115, 3472596), (138, 2893830), (180, 2218603), (207, 1929220), (230, 1736298), (276, 1446915), (345, 1157532), (414, 964610), (460, 868149), (690, 578766), (828, 482305), (1035, 385844), (1380, 289383), (2070, 192922), (4140, 96461)]