305731440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{60661}}^1$

素因数の和:60687

約数の個数: 120

約数和(自身を含む): 1173445728

約数和(自身を除く): 867714288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 60661, 121322, 181983, 242644, 303305, 363966, 424627, 485288, 545949, 606610, 727932, 849254, 909915, 970576, 1091898, 1213220, 1273881, 1455864, 1698508, 1819830, 2123135, 2183796, 2426440, 2547762, 2729745, 2911728, 3397016, 3639660, 3821643, 4246270, 4367592, 4852880, 5095524, 5459490, 6369405, 6794032, 7279320, 7643286, 8492540, 8735184, 10191048, 10918980, 12738810, 14558640, 15286572, 16985080, 19108215, 20382096, 21837960, 25477620, 30573144, 33970160, 38216430, 43675920, 50955240, 61146288, 76432860, 101910480, 152865720, 305731440]

約数ペア:

[(1, 305731440), (2, 152865720), (3, 101910480), (4, 76432860), (5, 61146288), (6, 50955240), (7, 43675920), (8, 38216430), (9, 33970160), (10, 30573144), (12, 25477620), (14, 21837960), (15, 20382096), (16, 19108215), (18, 16985080), (20, 15286572), (21, 14558640), (24, 12738810), (28, 10918980), (30, 10191048), (35, 8735184), (36, 8492540), (40, 7643286), (42, 7279320), (45, 6794032), (48, 6369405), (56, 5459490), (60, 5095524), (63, 4852880), (70, 4367592), (72, 4246270), (80, 3821643), (84, 3639660), (90, 3397016), (105, 2911728), (112, 2729745), (120, 2547762), (126, 2426440), (140, 2183796), (144, 2123135), (168, 1819830), (180, 1698508), (210, 1455864), (240, 1273881), (252, 1213220), (280, 1091898), (315, 970576), (336, 909915), (360, 849254), (420, 727932), (504, 606610), (560, 545949), (630, 485288), (720, 424627), (840, 363966), (1008, 303305), (1260, 242644), (1680, 181983), (2520, 121322), (5040, 60661)]