80156340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40483}}^1$

素因数の和:40509

約数の個数: 72

約数和(自身を含む): 265251168

約数和(自身を除く): 185094828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 40483, 80966, 121449, 161932, 202415, 242898, 364347, 404830, 445313, 485796, 607245, 728694, 809660, 890626, 1214490, 1335939, 1457388, 1781252, 1821735, 2226565, 2428980, 2671878, 3643470, 4007817, 4453130, 5343756, 6679695, 7286940, 8015634, 8906260, 13359390, 16031268, 20039085, 26718780, 40078170, 80156340]

約数ペア:

[(1, 80156340), (2, 40078170), (3, 26718780), (4, 20039085), (5, 16031268), (6, 13359390), (9, 8906260), (10, 8015634), (11, 7286940), (12, 6679695), (15, 5343756), (18, 4453130), (20, 4007817), (22, 3643470), (30, 2671878), (33, 2428980), (36, 2226565), (44, 1821735), (45, 1781252), (55, 1457388), (60, 1335939), (66, 1214490), (90, 890626), (99, 809660), (110, 728694), (132, 607245), (165, 485796), (180, 445313), (198, 404830), (220, 364347), (330, 242898), (396, 202415), (495, 161932), (660, 121449), (990, 80966), (1980, 40483)]