15351840

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{1523}}^1$

素因数の和:1551

約数の個数: 144

約数和(自身を含む): 59911488

約数和(自身を除く): 44559648

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1523, 1680, 2016, 2520, 3046, 3360, 4569, 5040, 6092, 7615, 9138, 10080, 10661, 12184, 13707, 15230, 18276, 21322, 22845, 24368, 27414, 30460, 31983, 36552, 42644, 45690, 48736, 53305, 54828, 60920, 63966, 68535, 73104, 85288, 91380, 95949, 106610, 109656, 121840, 127932, 137070, 146208, 159915, 170576, 182760, 191898, 213220, 219312, 243680, 255864, 274140, 319830, 341152, 365520, 383796, 426440, 438624, 479745, 511728, 548280, 639660, 731040, 767592, 852880, 959490, 1023456, 1096560, 1279320, 1535184, 1705760, 1918980, 2193120, 2558640, 3070368, 3837960, 5117280, 7675920, 15351840]

約数ペア:

[(1, 15351840), (2, 7675920), (3, 5117280), (4, 3837960), (5, 3070368), (6, 2558640), (7, 2193120), (8, 1918980), (9, 1705760), (10, 1535184), (12, 1279320), (14, 1096560), (15, 1023456), (16, 959490), (18, 852880), (20, 767592), (21, 731040), (24, 639660), (28, 548280), (30, 511728), (32, 479745), (35, 438624), (36, 426440), (40, 383796), (42, 365520), (45, 341152), (48, 319830), (56, 274140), (60, 255864), (63, 243680), (70, 219312), (72, 213220), (80, 191898), (84, 182760), (90, 170576), (96, 159915), (105, 146208), (112, 137070), (120, 127932), (126, 121840), (140, 109656), (144, 106610), (160, 95949), (168, 91380), (180, 85288), (210, 73104), (224, 68535), (240, 63966), (252, 60920), (280, 54828), (288, 53305), (315, 48736), (336, 45690), (360, 42644), (420, 36552), (480, 31983), (504, 30460), (560, 27414), (630, 24368), (672, 22845), (720, 21322), (840, 18276), (1008, 15230), (1120, 13707), (1260, 12184), (1440, 10661), (1523, 10080), (1680, 9138), (2016, 7615), (2520, 6092), (3046, 5040), (3360, 4569)]