655311060

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{404513}}^1$

素因数の和:404534

約数の個数: 60

約数和(自身を含む): 2055740148

約数和(自身を除く): 1400429088

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 404513, 809026, 1213539, 1618052, 2022565, 2427078, 3640617, 4045130, 4854156, 6067695, 7281234, 8090260, 10921851, 12135390, 14562468, 18203085, 21843702, 24270780, 32765553, 36406170, 43687404, 54609255, 65531106, 72812340, 109218510, 131062212, 163827765, 218437020, 327655530, 655311060]

約数ペア:

[(1, 655311060), (2, 327655530), (3, 218437020), (4, 163827765), (5, 131062212), (6, 109218510), (9, 72812340), (10, 65531106), (12, 54609255), (15, 43687404), (18, 36406170), (20, 32765553), (27, 24270780), (30, 21843702), (36, 18203085), (45, 14562468), (54, 12135390), (60, 10921851), (81, 8090260), (90, 7281234), (108, 6067695), (135, 4854156), (162, 4045130), (180, 3640617), (270, 2427078), (324, 2022565), (405, 1618052), (540, 1213539), (810, 809026), (1620, 404513)]