131054940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{1901}}^1$

素因数の和:2299

約数の個数: 72

約数和(自身を含む): 398780928

約数和(自身を除く): 267725988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 383, 766, 1149, 1532, 1901, 1915, 2298, 3447, 3802, 3830, 4596, 5703, 5745, 6894, 7604, 7660, 9505, 11406, 11490, 13788, 17109, 17235, 19010, 22812, 22980, 28515, 34218, 34470, 38020, 57030, 68436, 68940, 85545, 114060, 171090, 342180, 728083, 1456166, 2184249, 2912332, 3640415, 4368498, 6552747, 7280830, 8736996, 10921245, 13105494, 14561660, 21842490, 26210988, 32763735, 43684980, 65527470, 131054940]

約数ペア:

[(1, 131054940), (2, 65527470), (3, 43684980), (4, 32763735), (5, 26210988), (6, 21842490), (9, 14561660), (10, 13105494), (12, 10921245), (15, 8736996), (18, 7280830), (20, 6552747), (30, 4368498), (36, 3640415), (45, 2912332), (60, 2184249), (90, 1456166), (180, 728083), (383, 342180), (766, 171090), (1149, 114060), (1532, 85545), (1901, 68940), (1915, 68436), (2298, 57030), (3447, 38020), (3802, 34470), (3830, 34218), (4596, 28515), (5703, 22980), (5745, 22812), (6894, 19010), (7604, 17235), (7660, 17109), (9505, 13788), (11406, 11490)]