144699320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1913}}^1$

素因数の和:2016

約数の個数: 64

約数和(自身を含む): 341763840

約数和(自身を除く): 197064520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 61, 62, 122, 124, 155, 244, 248, 305, 310, 488, 610, 620, 1220, 1240, 1891, 1913, 2440, 3782, 3826, 7564, 7652, 9455, 9565, 15128, 15304, 18910, 19130, 37820, 38260, 59303, 75640, 76520, 116693, 118606, 233386, 237212, 296515, 466772, 474424, 583465, 593030, 933544, 1166930, 1186060, 2333860, 2372120, 3617483, 4667720, 7234966, 14469932, 18087415, 28939864, 36174830, 72349660, 144699320]

約数ペア:

[(1, 144699320), (2, 72349660), (4, 36174830), (5, 28939864), (8, 18087415), (10, 14469932), (20, 7234966), (31, 4667720), (40, 3617483), (61, 2372120), (62, 2333860), (122, 1186060), (124, 1166930), (155, 933544), (244, 593030), (248, 583465), (305, 474424), (310, 466772), (488, 296515), (610, 237212), (620, 233386), (1220, 118606), (1240, 116693), (1891, 76520), (1913, 75640), (2440, 59303), (3782, 38260), (3826, 37820), (7564, 19130), (7652, 18910), (9455, 15304), (9565, 15128)]