290417580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{3313}}^1$

素因数の和:3815

約数の個数: 72

約数和(自身を含む): 883008672

約数和(自身を除く): 592591092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 487, 974, 1461, 1948, 2435, 2922, 3313, 4383, 4870, 5844, 6626, 7305, 8766, 9740, 9939, 13252, 14610, 16565, 17532, 19878, 21915, 29220, 29817, 33130, 39756, 43830, 49695, 59634, 66260, 87660, 99390, 119268, 149085, 198780, 298170, 596340, 1613431, 3226862, 4840293, 6453724, 8067155, 9680586, 14520879, 16134310, 19361172, 24201465, 29041758, 32268620, 48402930, 58083516, 72604395, 96805860, 145208790, 290417580]

約数ペア:

[(1, 290417580), (2, 145208790), (3, 96805860), (4, 72604395), (5, 58083516), (6, 48402930), (9, 32268620), (10, 29041758), (12, 24201465), (15, 19361172), (18, 16134310), (20, 14520879), (30, 9680586), (36, 8067155), (45, 6453724), (60, 4840293), (90, 3226862), (180, 1613431), (487, 596340), (974, 298170), (1461, 198780), (1948, 149085), (2435, 119268), (2922, 99390), (3313, 87660), (4383, 66260), (4870, 59634), (5844, 49695), (6626, 43830), (7305, 39756), (8766, 33130), (9740, 29817), (9939, 29220), (13252, 21915), (14610, 19878), (16565, 17532)]