21226719780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{732461}}^1$

素因数の和:732506

約数の個数: 144

約数和(自身を含む): 76785456384

約数和(自身を除く): 55558736604

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 161, 180, 207, 210, 230, 252, 276, 315, 322, 345, 414, 420, 460, 483, 630, 644, 690, 805, 828, 966, 1035, 1260, 1380, 1449, 1610, 1932, 2070, 2415, 2898, 3220, 4140, 4830, 5796, 7245, 9660, 14490, 28980, 732461, 1464922, 2197383, 2929844, 3662305, 4394766, 5127227, 6592149, 7324610, 8789532, 10254454, 10986915, 13184298, 14649220, 15381681, 16846603, 20508908, 21973830, 25636135, 26368596, 30763362, 32960745, 33693206, 43947660, 46145043, 50539809, 51272270, 61526724, 65921490, 67386412, 76908405, 84233015, 92290086, 101079618, 102544540, 117926221, 131842980, 151619427, 153816810, 168466030, 184580172, 202159236, 230725215, 235852442, 252699045, 303238854, 307633620, 336932060, 353778663, 461450430, 471704884, 505398090, 589631105, 606477708, 707557326, 758097135, 922900860, 1010796180, 1061335989, 1179262210, 1415114652, 1516194270, 1768893315, 2122671978, 2358524420, 3032388540, 3537786630, 4245343956, 5306679945, 7075573260, 10613359890, 21226719780]

約数ペア:

[(1, 21226719780), (2, 10613359890), (3, 7075573260), (4, 5306679945), (5, 4245343956), (6, 3537786630), (7, 3032388540), (9, 2358524420), (10, 2122671978), (12, 1768893315), (14, 1516194270), (15, 1415114652), (18, 1179262210), (20, 1061335989), (21, 1010796180), (23, 922900860), (28, 758097135), (30, 707557326), (35, 606477708), (36, 589631105), (42, 505398090), (45, 471704884), (46, 461450430), (60, 353778663), (63, 336932060), (69, 307633620), (70, 303238854), (84, 252699045), (90, 235852442), (92, 230725215), (105, 202159236), (115, 184580172), (126, 168466030), (138, 153816810), (140, 151619427), (161, 131842980), (180, 117926221), (207, 102544540), (210, 101079618), (230, 92290086), (252, 84233015), (276, 76908405), (315, 67386412), (322, 65921490), (345, 61526724), (414, 51272270), (420, 50539809), (460, 46145043), (483, 43947660), (630, 33693206), (644, 32960745), (690, 30763362), (805, 26368596), (828, 25636135), (966, 21973830), (1035, 20508908), (1260, 16846603), (1380, 15381681), (1449, 14649220), (1610, 13184298), (1932, 10986915), (2070, 10254454), (2415, 8789532), (2898, 7324610), (3220, 6592149), (4140, 5127227), (4830, 4394766), (5796, 3662305), (7245, 2929844), (9660, 2197383), (14490, 1464922), (28980, 732461)]