61396020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{6961}}^1$

素因数の和:6990

約数の個数: 108

約数和(自身を含む): 216671364

約数和(自身を除く): 155275344

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 6961, 8820, 13922, 20883, 27844, 34805, 41766, 48727, 62649, 69610, 83532, 97454, 104415, 125298, 139220, 146181, 194908, 208830, 243635, 250596, 292362, 313245, 341089, 417660, 438543, 487270, 584724, 626490, 682178, 730905, 877086, 974540, 1023267, 1252980, 1364356, 1461810, 1705445, 1754172, 2046534, 2192715, 2923620, 3069801, 3410890, 4093068, 4385430, 5116335, 6139602, 6821780, 8770860, 10232670, 12279204, 15349005, 20465340, 30698010, 61396020]

約数ペア:

[(1, 61396020), (2, 30698010), (3, 20465340), (4, 15349005), (5, 12279204), (6, 10232670), (7, 8770860), (9, 6821780), (10, 6139602), (12, 5116335), (14, 4385430), (15, 4093068), (18, 3410890), (20, 3069801), (21, 2923620), (28, 2192715), (30, 2046534), (35, 1754172), (36, 1705445), (42, 1461810), (45, 1364356), (49, 1252980), (60, 1023267), (63, 974540), (70, 877086), (84, 730905), (90, 682178), (98, 626490), (105, 584724), (126, 487270), (140, 438543), (147, 417660), (180, 341089), (196, 313245), (210, 292362), (245, 250596), (252, 243635), (294, 208830), (315, 194908), (420, 146181), (441, 139220), (490, 125298), (588, 104415), (630, 97454), (735, 83532), (882, 69610), (980, 62649), (1260, 48727), (1470, 41766), (1764, 34805), (2205, 27844), (2940, 20883), (4410, 13922), (6961, 8820)]