127812780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:296

約数の個数: 144

約数和(自身を含む): 401454144

約数和(自身を除く): 273641364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 73, 90, 137, 142, 146, 180, 213, 219, 274, 284, 292, 355, 365, 411, 426, 438, 548, 639, 657, 685, 710, 730, 822, 852, 876, 1065, 1095, 1233, 1278, 1314, 1370, 1420, 1460, 1644, 2055, 2130, 2190, 2466, 2556, 2628, 2740, 3195, 3285, 4110, 4260, 4380, 4932, 5183, 6165, 6390, 6570, 8220, 9727, 10001, 10366, 12330, 12780, 13140, 15549, 19454, 20002, 20732, 24660, 25915, 29181, 30003, 31098, 38908, 40004, 46647, 48635, 50005, 51830, 58362, 60006, 62196, 77745, 87543, 90009, 93294, 97270, 100010, 103660, 116724, 120012, 145905, 150015, 155490, 175086, 180018, 186588, 194540, 200020, 233235, 291810, 300030, 310980, 350172, 360036, 437715, 450045, 466470, 583620, 600060, 710071, 875430, 900090, 932940, 1420142, 1750860, 1800180, 2130213, 2840284, 3550355, 4260426, 6390639, 7100710, 8520852, 10651065, 12781278, 14201420, 21302130, 25562556, 31953195, 42604260, 63906390, 127812780]

約数ペア:

[(1, 127812780), (2, 63906390), (3, 42604260), (4, 31953195), (5, 25562556), (6, 21302130), (9, 14201420), (10, 12781278), (12, 10651065), (15, 8520852), (18, 7100710), (20, 6390639), (30, 4260426), (36, 3550355), (45, 2840284), (60, 2130213), (71, 1800180), (73, 1750860), (90, 1420142), (137, 932940), (142, 900090), (146, 875430), (180, 710071), (213, 600060), (219, 583620), (274, 466470), (284, 450045), (292, 437715), (355, 360036), (365, 350172), (411, 310980), (426, 300030), (438, 291810), (548, 233235), (639, 200020), (657, 194540), (685, 186588), (710, 180018), (730, 175086), (822, 155490), (852, 150015), (876, 145905), (1065, 120012), (1095, 116724), (1233, 103660), (1278, 100010), (1314, 97270), (1370, 93294), (1420, 90009), (1460, 87543), (1644, 77745), (2055, 62196), (2130, 60006), (2190, 58362), (2466, 51830), (2556, 50005), (2628, 48635), (2740, 46647), (3195, 40004), (3285, 38908), (4110, 31098), (4260, 30003), (4380, 29181), (4932, 25915), (5183, 24660), (6165, 20732), (6390, 20002), (6570, 19454), (8220, 15549), (9727, 13140), (10001, 12780), (10366, 12330)]