204672240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{284267}}^1$

素因数の和:284286

約数の個数: 60

約数和(自身を含む): 687360024

約数和(自身を除く): 482687784

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 284267, 568534, 852801, 1137068, 1421335, 1705602, 2274136, 2558403, 2842670, 3411204, 4264005, 4548272, 5116806, 5685340, 6822408, 8528010, 10233612, 11370680, 12792015, 13644816, 17056020, 20467224, 22741360, 25584030, 34112040, 40934448, 51168060, 68224080, 102336120, 204672240]

約数ペア:

[(1, 204672240), (2, 102336120), (3, 68224080), (4, 51168060), (5, 40934448), (6, 34112040), (8, 25584030), (9, 22741360), (10, 20467224), (12, 17056020), (15, 13644816), (16, 12792015), (18, 11370680), (20, 10233612), (24, 8528010), (30, 6822408), (36, 5685340), (40, 5116806), (45, 4548272), (48, 4264005), (60, 3411204), (72, 2842670), (80, 2558403), (90, 2274136), (120, 1705602), (144, 1421335), (180, 1137068), (240, 852801), (360, 568534), (720, 284267)]