56981880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:475

約数の個数: 160

約数和(自身を含む): 196455600

約数和(自身を除く): 139473720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 81, 86, 90, 108, 120, 129, 135, 162, 172, 180, 215, 216, 258, 270, 324, 344, 360, 387, 405, 409, 430, 516, 540, 645, 648, 774, 810, 818, 860, 1032, 1080, 1161, 1227, 1290, 1548, 1620, 1636, 1720, 1935, 2045, 2322, 2454, 2580, 3096, 3240, 3272, 3483, 3681, 3870, 4090, 4644, 4908, 5160, 5805, 6135, 6966, 7362, 7740, 8180, 9288, 9816, 11043, 11610, 12270, 13932, 14724, 15480, 16360, 17415, 17587, 18405, 22086, 23220, 24540, 27864, 29448, 33129, 34830, 35174, 36810, 44172, 46440, 49080, 52761, 55215, 66258, 69660, 70348, 73620, 87935, 88344, 105522, 110430, 132516, 139320, 140696, 147240, 158283, 165645, 175870, 211044, 220860, 263805, 265032, 316566, 331290, 351740, 422088, 441720, 474849, 527610, 633132, 662580, 703480, 791415, 949698, 1055220, 1266264, 1325160, 1424547, 1582830, 1899396, 2110440, 2374245, 2849094, 3165660, 3798792, 4748490, 5698188, 6331320, 7122735, 9496980, 11396376, 14245470, 18993960, 28490940, 56981880]

約数ペア:

[(1, 56981880), (2, 28490940), (3, 18993960), (4, 14245470), (5, 11396376), (6, 9496980), (8, 7122735), (9, 6331320), (10, 5698188), (12, 4748490), (15, 3798792), (18, 3165660), (20, 2849094), (24, 2374245), (27, 2110440), (30, 1899396), (36, 1582830), (40, 1424547), (43, 1325160), (45, 1266264), (54, 1055220), (60, 949698), (72, 791415), (81, 703480), (86, 662580), (90, 633132), (108, 527610), (120, 474849), (129, 441720), (135, 422088), (162, 351740), (172, 331290), (180, 316566), (215, 265032), (216, 263805), (258, 220860), (270, 211044), (324, 175870), (344, 165645), (360, 158283), (387, 147240), (405, 140696), (409, 139320), (430, 132516), (516, 110430), (540, 105522), (645, 88344), (648, 87935), (774, 73620), (810, 70348), (818, 69660), (860, 66258), (1032, 55215), (1080, 52761), (1161, 49080), (1227, 46440), (1290, 44172), (1548, 36810), (1620, 35174), (1636, 34830), (1720, 33129), (1935, 29448), (2045, 27864), (2322, 24540), (2454, 23220), (2580, 22086), (3096, 18405), (3240, 17587), (3272, 17415), (3483, 16360), (3681, 15480), (3870, 14724), (4090, 13932), (4644, 12270), (4908, 11610), (5160, 11043), (5805, 9816), (6135, 9288), (6966, 8180), (7362, 7740)]