771870440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{727}}^1$

素因数の和:895

約数の個数: 128

約数和(自身を含む): 2012774400

約数和(自身を除く): 1240903960

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 127, 152, 190, 209, 220, 254, 380, 418, 440, 508, 635, 727, 760, 836, 1016, 1045, 1270, 1397, 1454, 1672, 2090, 2413, 2540, 2794, 2908, 3635, 4180, 4826, 5080, 5588, 5816, 6985, 7270, 7997, 8360, 9652, 11176, 12065, 13813, 13970, 14540, 15994, 19304, 24130, 26543, 27626, 27940, 29080, 31988, 39985, 48260, 53086, 55252, 55880, 63976, 69065, 79970, 92329, 96520, 106172, 110504, 132715, 138130, 151943, 159940, 184658, 212344, 265430, 276260, 303886, 319880, 369316, 461645, 530860, 552520, 607772, 738632, 759715, 923290, 1015619, 1061720, 1215544, 1519430, 1754251, 1846580, 2031238, 3038860, 3508502, 3693160, 4062476, 5078095, 6077720, 7017004, 8124952, 8771255, 10156190, 14034008, 17542510, 19296761, 20312380, 35085020, 38593522, 40624760, 70170040, 77187044, 96483805, 154374088, 192967610, 385935220, 771870440]

約数ペア:

[(1, 771870440), (2, 385935220), (4, 192967610), (5, 154374088), (8, 96483805), (10, 77187044), (11, 70170040), (19, 40624760), (20, 38593522), (22, 35085020), (38, 20312380), (40, 19296761), (44, 17542510), (55, 14034008), (76, 10156190), (88, 8771255), (95, 8124952), (110, 7017004), (127, 6077720), (152, 5078095), (190, 4062476), (209, 3693160), (220, 3508502), (254, 3038860), (380, 2031238), (418, 1846580), (440, 1754251), (508, 1519430), (635, 1215544), (727, 1061720), (760, 1015619), (836, 923290), (1016, 759715), (1045, 738632), (1270, 607772), (1397, 552520), (1454, 530860), (1672, 461645), (2090, 369316), (2413, 319880), (2540, 303886), (2794, 276260), (2908, 265430), (3635, 212344), (4180, 184658), (4826, 159940), (5080, 151943), (5588, 138130), (5816, 132715), (6985, 110504), (7270, 106172), (7997, 96520), (8360, 92329), (9652, 79970), (11176, 69065), (12065, 63976), (13813, 55880), (13970, 55252), (14540, 53086), (15994, 48260), (19304, 39985), (24130, 31988), (26543, 29080), (27626, 27940)]