77111820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 244127520

約数和(自身を除く): 167015700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 59, 60, 90, 106, 118, 137, 159, 177, 180, 212, 236, 265, 274, 295, 318, 354, 411, 477, 530, 531, 548, 590, 636, 685, 708, 795, 822, 885, 954, 1060, 1062, 1180, 1233, 1370, 1590, 1644, 1770, 1908, 2055, 2124, 2385, 2466, 2655, 2740, 3127, 3180, 3540, 4110, 4770, 4932, 5310, 6165, 6254, 7261, 8083, 8220, 9381, 9540, 10620, 12330, 12508, 14522, 15635, 16166, 18762, 21783, 24249, 24660, 28143, 29044, 31270, 32332, 36305, 37524, 40415, 43566, 46905, 48498, 56286, 62540, 65349, 72610, 72747, 80830, 87132, 93810, 96996, 108915, 112572, 121245, 130698, 140715, 145220, 145494, 161660, 187620, 217830, 242490, 261396, 281430, 290988, 326745, 363735, 428399, 435660, 484980, 562860, 653490, 727470, 856798, 1285197, 1306980, 1454940, 1713596, 2141995, 2570394, 3855591, 4283990, 5140788, 6425985, 7711182, 8567980, 12851970, 15422364, 19277955, 25703940, 38555910, 77111820]

約数ペア:

[(1, 77111820), (2, 38555910), (3, 25703940), (4, 19277955), (5, 15422364), (6, 12851970), (9, 8567980), (10, 7711182), (12, 6425985), (15, 5140788), (18, 4283990), (20, 3855591), (30, 2570394), (36, 2141995), (45, 1713596), (53, 1454940), (59, 1306980), (60, 1285197), (90, 856798), (106, 727470), (118, 653490), (137, 562860), (159, 484980), (177, 435660), (180, 428399), (212, 363735), (236, 326745), (265, 290988), (274, 281430), (295, 261396), (318, 242490), (354, 217830), (411, 187620), (477, 161660), (530, 145494), (531, 145220), (548, 140715), (590, 130698), (636, 121245), (685, 112572), (708, 108915), (795, 96996), (822, 93810), (885, 87132), (954, 80830), (1060, 72747), (1062, 72610), (1180, 65349), (1233, 62540), (1370, 56286), (1590, 48498), (1644, 46905), (1770, 43566), (1908, 40415), (2055, 37524), (2124, 36305), (2385, 32332), (2466, 31270), (2655, 29044), (2740, 28143), (3127, 24660), (3180, 24249), (3540, 21783), (4110, 18762), (4770, 16166), (4932, 15635), (5310, 14522), (6165, 12508), (6254, 12330), (7261, 10620), (8083, 9540), (8220, 9381)]