345644920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{2393}}^1$

素因数の和:2584

約数の個数: 64

約数和(自身を含む): 817024320

約数和(自身を除く): 471379400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 157, 184, 230, 314, 460, 628, 785, 920, 1256, 1570, 2393, 3140, 3611, 4786, 6280, 7222, 9572, 11965, 14444, 18055, 19144, 23930, 28888, 36110, 47860, 55039, 72220, 95720, 110078, 144440, 220156, 275195, 375701, 440312, 550390, 751402, 1100780, 1502804, 1878505, 2201560, 3005608, 3757010, 7514020, 8641123, 15028040, 17282246, 34564492, 43205615, 69128984, 86411230, 172822460, 345644920]

約数ペア:

[(1, 345644920), (2, 172822460), (4, 86411230), (5, 69128984), (8, 43205615), (10, 34564492), (20, 17282246), (23, 15028040), (40, 8641123), (46, 7514020), (92, 3757010), (115, 3005608), (157, 2201560), (184, 1878505), (230, 1502804), (314, 1100780), (460, 751402), (628, 550390), (785, 440312), (920, 375701), (1256, 275195), (1570, 220156), (2393, 144440), (3140, 110078), (3611, 95720), (4786, 72220), (6280, 55039), (7222, 47860), (9572, 36110), (11965, 28888), (14444, 23930), (18055, 19144)]