661916520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{3301}}^1$

素因数の和:3875

約数の個数: 96

約数和(自身を含む): 2155743720

約数和(自身を除く): 1493827200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 557, 1114, 1671, 2228, 2785, 3301, 3342, 4456, 5013, 5570, 6602, 6684, 8355, 9903, 10026, 11140, 13204, 13368, 16505, 16710, 19806, 20052, 22280, 25065, 26408, 29709, 33010, 33420, 39612, 40104, 49515, 50130, 59418, 66020, 66840, 79224, 99030, 100260, 118836, 132040, 148545, 198060, 200520, 237672, 297090, 396120, 594180, 1188360, 1838657, 3677314, 5515971, 7354628, 9193285, 11031942, 14709256, 16547913, 18386570, 22063884, 27579855, 33095826, 36773140, 44127768, 55159710, 66191652, 73546280, 82739565, 110319420, 132383304, 165479130, 220638840, 330958260, 661916520]

約数ペア:

[(1, 661916520), (2, 330958260), (3, 220638840), (4, 165479130), (5, 132383304), (6, 110319420), (8, 82739565), (9, 73546280), (10, 66191652), (12, 55159710), (15, 44127768), (18, 36773140), (20, 33095826), (24, 27579855), (30, 22063884), (36, 18386570), (40, 16547913), (45, 14709256), (60, 11031942), (72, 9193285), (90, 7354628), (120, 5515971), (180, 3677314), (360, 1838657), (557, 1188360), (1114, 594180), (1671, 396120), (2228, 297090), (2785, 237672), (3301, 200520), (3342, 198060), (4456, 148545), (5013, 132040), (5570, 118836), (6602, 100260), (6684, 99030), (8355, 79224), (9903, 66840), (10026, 66020), (11140, 59418), (13204, 50130), (13368, 49515), (16505, 40104), (16710, 39612), (19806, 33420), (20052, 33010), (22280, 29709), (25065, 26408)]