11518920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{653}}^1$

素因数の和:684

約数の個数: 144

約数和(自身を含む): 43615260

約数和(自身を除く): 32096340

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 653, 735, 840, 882, 980, 1176, 1260, 1306, 1470, 1764, 1959, 1960, 2205, 2520, 2612, 2940, 3265, 3528, 3918, 4410, 4571, 5224, 5877, 5880, 6530, 7836, 8820, 9142, 9795, 11754, 13060, 13713, 15672, 17640, 18284, 19590, 22855, 23508, 26120, 27426, 29385, 31997, 36568, 39180, 41139, 45710, 47016, 54852, 58770, 63994, 68565, 78360, 82278, 91420, 95991, 109704, 117540, 127988, 137130, 159985, 164556, 182840, 191982, 205695, 235080, 255976, 274260, 287973, 319970, 329112, 383964, 411390, 479955, 548520, 575946, 639940, 767928, 822780, 959910, 1151892, 1279880, 1439865, 1645560, 1919820, 2303784, 2879730, 3839640, 5759460, 11518920]

約数ペア:

[(1, 11518920), (2, 5759460), (3, 3839640), (4, 2879730), (5, 2303784), (6, 1919820), (7, 1645560), (8, 1439865), (9, 1279880), (10, 1151892), (12, 959910), (14, 822780), (15, 767928), (18, 639940), (20, 575946), (21, 548520), (24, 479955), (28, 411390), (30, 383964), (35, 329112), (36, 319970), (40, 287973), (42, 274260), (45, 255976), (49, 235080), (56, 205695), (60, 191982), (63, 182840), (70, 164556), (72, 159985), (84, 137130), (90, 127988), (98, 117540), (105, 109704), (120, 95991), (126, 91420), (140, 82278), (147, 78360), (168, 68565), (180, 63994), (196, 58770), (210, 54852), (245, 47016), (252, 45710), (280, 41139), (294, 39180), (315, 36568), (360, 31997), (392, 29385), (420, 27426), (441, 26120), (490, 23508), (504, 22855), (588, 19590), (630, 18284), (653, 17640), (735, 15672), (840, 13713), (882, 13060), (980, 11754), (1176, 9795), (1260, 9142), (1306, 8820), (1470, 7836), (1764, 6530), (1959, 5880), (1960, 5877), (2205, 5224), (2520, 4571), (2612, 4410), (2940, 3918), (3265, 3528)]