74135520

素因数分解:

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

素因数の和:286

約数の個数: 144

約数和(自身を含む): 261470160

約数和(自身を除く): 187334640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 131, 135, 144, 160, 180, 216, 240, 262, 270, 288, 360, 393, 432, 480, 524, 540, 655, 720, 786, 864, 1048, 1080, 1179, 1310, 1440, 1572, 1965, 2096, 2160, 2358, 2620, 3144, 3537, 3930, 4192, 4320, 4716, 5240, 5895, 6288, 7074, 7860, 9432, 10480, 11790, 12576, 14148, 15720, 17161, 17685, 18864, 20960, 23580, 28296, 31440, 34322, 35370, 37728, 47160, 51483, 56592, 62880, 68644, 70740, 85805, 94320, 102966, 113184, 137288, 141480, 154449, 171610, 188640, 205932, 257415, 274576, 282960, 308898, 343220, 411864, 463347, 514830, 549152, 565920, 617796, 686440, 772245, 823728, 926694, 1029660, 1235592, 1372880, 1544490, 1647456, 1853388, 2059320, 2316735, 2471184, 2745760, 3088980, 3706776, 4118640, 4633470, 4942368, 6177960, 7413552, 8237280, 9266940, 12355920, 14827104, 18533880, 24711840, 37067760, 74135520]

約数ペア:

[(1, 74135520), (2, 37067760), (3, 24711840), (4, 18533880), (5, 14827104), (6, 12355920), (8, 9266940), (9, 8237280), (10, 7413552), (12, 6177960), (15, 4942368), (16, 4633470), (18, 4118640), (20, 3706776), (24, 3088980), (27, 2745760), (30, 2471184), (32, 2316735), (36, 2059320), (40, 1853388), (45, 1647456), (48, 1544490), (54, 1372880), (60, 1235592), (72, 1029660), (80, 926694), (90, 823728), (96, 772245), (108, 686440), (120, 617796), (131, 565920), (135, 549152), (144, 514830), (160, 463347), (180, 411864), (216, 343220), (240, 308898), (262, 282960), (270, 274576), (288, 257415), (360, 205932), (393, 188640), (432, 171610), (480, 154449), (524, 141480), (540, 137288), (655, 113184), (720, 102966), (786, 94320), (864, 85805), (1048, 70740), (1080, 68644), (1179, 62880), (1310, 56592), (1440, 51483), (1572, 47160), (1965, 37728), (2096, 35370), (2160, 34322), (2358, 31440), (2620, 28296), (3144, 23580), (3537, 20960), (3930, 18864), (4192, 17685), (4320, 17161), (4716, 15720), (5240, 14148), (5895, 12576), (6288, 11790), (7074, 10480), (7860, 9432)]