18533880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{131}}^2$

素因数の和:282

約数の個数: 96

約数和(自身を含む): 62254800

約数和(自身を除く): 43720920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 131, 135, 180, 216, 262, 270, 360, 393, 524, 540, 655, 786, 1048, 1080, 1179, 1310, 1572, 1965, 2358, 2620, 3144, 3537, 3930, 4716, 5240, 5895, 7074, 7860, 9432, 11790, 14148, 15720, 17161, 17685, 23580, 28296, 34322, 35370, 47160, 51483, 68644, 70740, 85805, 102966, 137288, 141480, 154449, 171610, 205932, 257415, 308898, 343220, 411864, 463347, 514830, 617796, 686440, 772245, 926694, 1029660, 1235592, 1544490, 1853388, 2059320, 2316735, 3088980, 3706776, 4633470, 6177960, 9266940, 18533880]

約数ペア:

[(1, 18533880), (2, 9266940), (3, 6177960), (4, 4633470), (5, 3706776), (6, 3088980), (8, 2316735), (9, 2059320), (10, 1853388), (12, 1544490), (15, 1235592), (18, 1029660), (20, 926694), (24, 772245), (27, 686440), (30, 617796), (36, 514830), (40, 463347), (45, 411864), (54, 343220), (60, 308898), (72, 257415), (90, 205932), (108, 171610), (120, 154449), (131, 141480), (135, 137288), (180, 102966), (216, 85805), (262, 70740), (270, 68644), (360, 51483), (393, 47160), (524, 35370), (540, 34322), (655, 28296), (786, 23580), (1048, 17685), (1080, 17161), (1179, 15720), (1310, 14148), (1572, 11790), (1965, 9432), (2358, 7860), (2620, 7074), (3144, 5895), (3537, 5240), (3930, 4716)]