131809080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4447}}^1$

素因数の和:4493

約数の個数: 128

約数和(自身を含む): 448358400

約数和(自身を除く): 316549320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2964, 3705, 4447, 4940, 5928, 7410, 8894, 9880, 13341, 14820, 17788, 22235, 26682, 29640, 35576, 44470, 53364, 57811, 66705, 84493, 88940, 106728, 115622, 133410, 168986, 173433, 177880, 231244, 253479, 266820, 289055, 337972, 346866, 422465, 462488, 506958, 533640, 578110, 675944, 693732, 844930, 867165, 1013916, 1098409, 1156220, 1267395, 1387464, 1689860, 1734330, 2027832, 2196818, 2312440, 2534790, 3295227, 3379720, 3468660, 4393636, 5069580, 5492045, 6590454, 6937320, 8787272, 10139160, 10984090, 13180908, 16476135, 21968180, 26361816, 32952270, 43936360, 65904540, 131809080]

約数ペア:

[(1, 131809080), (2, 65904540), (3, 43936360), (4, 32952270), (5, 26361816), (6, 21968180), (8, 16476135), (10, 13180908), (12, 10984090), (13, 10139160), (15, 8787272), (19, 6937320), (20, 6590454), (24, 5492045), (26, 5069580), (30, 4393636), (38, 3468660), (39, 3379720), (40, 3295227), (52, 2534790), (57, 2312440), (60, 2196818), (65, 2027832), (76, 1734330), (78, 1689860), (95, 1387464), (104, 1267395), (114, 1156220), (120, 1098409), (130, 1013916), (152, 867165), (156, 844930), (190, 693732), (195, 675944), (228, 578110), (247, 533640), (260, 506958), (285, 462488), (312, 422465), (380, 346866), (390, 337972), (456, 289055), (494, 266820), (520, 253479), (570, 231244), (741, 177880), (760, 173433), (780, 168986), (988, 133410), (1140, 115622), (1235, 106728), (1482, 88940), (1560, 84493), (1976, 66705), (2280, 57811), (2470, 53364), (2964, 44470), (3705, 35576), (4447, 29640), (4940, 26682), (5928, 22235), (7410, 17788), (8894, 14820), (9880, 13341)]