1291230480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1$

素因数の和:553

約数の個数: 160

約数和(自身を含む): 4073203584

約数和(自身を除く): 2781973104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 137, 173, 227, 240, 274, 346, 411, 454, 519, 548, 681, 685, 692, 822, 865, 908, 1038, 1096, 1135, 1362, 1370, 1384, 1644, 1730, 1816, 2055, 2076, 2192, 2270, 2595, 2724, 2740, 2768, 3288, 3405, 3460, 3632, 4110, 4152, 4540, 5190, 5448, 5480, 6576, 6810, 6920, 8220, 8304, 9080, 10380, 10896, 10960, 13620, 13840, 16440, 18160, 20760, 23701, 27240, 31099, 32880, 39271, 41520, 47402, 54480, 62198, 71103, 78542, 93297, 94804, 117813, 118505, 124396, 142206, 155495, 157084, 186594, 189608, 196355, 235626, 237010, 248792, 284412, 310990, 314168, 355515, 373188, 379216, 392710, 466485, 471252, 474020, 497584, 568824, 589065, 621980, 628336, 711030, 746376, 785420, 932970, 942504, 948040, 1137648, 1178130, 1243960, 1422060, 1492752, 1570840, 1865940, 1885008, 1896080, 2356260, 2487920, 2844120, 3141680, 3731880, 4712520, 5380127, 5688240, 7463760, 9425040, 10760254, 16140381, 21520508, 26900635, 32280762, 43041016, 53801270, 64561524, 80701905, 86082032, 107602540, 129123048, 161403810, 215205080, 258246096, 322807620, 430410160, 645615240, 1291230480]

約数ペア:

[(1, 1291230480), (2, 645615240), (3, 430410160), (4, 322807620), (5, 258246096), (6, 215205080), (8, 161403810), (10, 129123048), (12, 107602540), (15, 86082032), (16, 80701905), (20, 64561524), (24, 53801270), (30, 43041016), (40, 32280762), (48, 26900635), (60, 21520508), (80, 16140381), (120, 10760254), (137, 9425040), (173, 7463760), (227, 5688240), (240, 5380127), (274, 4712520), (346, 3731880), (411, 3141680), (454, 2844120), (519, 2487920), (548, 2356260), (681, 1896080), (685, 1885008), (692, 1865940), (822, 1570840), (865, 1492752), (908, 1422060), (1038, 1243960), (1096, 1178130), (1135, 1137648), (1362, 948040), (1370, 942504), (1384, 932970), (1644, 785420), (1730, 746376), (1816, 711030), (2055, 628336), (2076, 621980), (2192, 589065), (2270, 568824), (2595, 497584), (2724, 474020), (2740, 471252), (2768, 466485), (3288, 392710), (3405, 379216), (3460, 373188), (3632, 355515), (4110, 314168), (4152, 310990), (4540, 284412), (5190, 248792), (5448, 237010), (5480, 235626), (6576, 196355), (6810, 189608), (6920, 186594), (8220, 157084), (8304, 155495), (9080, 142206), (10380, 124396), (10896, 118505), (10960, 117813), (13620, 94804), (13840, 93297), (16440, 78542), (18160, 71103), (20760, 62198), (23701, 54480), (27240, 47402), (31099, 41520), (32880, 39271)]