199467520

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{11131}}^1$

素因数の和:11161

約数の個数: 80

約数和(自身を含む): 546625728

約数和(自身を除く): 347158208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 8960, 11131, 17920, 22262, 44524, 55655, 77917, 89048, 111310, 155834, 178096, 222620, 311668, 356192, 389585, 445240, 623336, 712384, 779170, 890480, 1246672, 1424768, 1558340, 1780960, 2493344, 2849536, 3116680, 3561920, 4986688, 5699072, 6233360, 7123840, 9973376, 12466720, 14247680, 19946752, 24933440, 28495360, 39893504, 49866880, 99733760, 199467520]

約数ペア:

[(1, 199467520), (2, 99733760), (4, 49866880), (5, 39893504), (7, 28495360), (8, 24933440), (10, 19946752), (14, 14247680), (16, 12466720), (20, 9973376), (28, 7123840), (32, 6233360), (35, 5699072), (40, 4986688), (56, 3561920), (64, 3116680), (70, 2849536), (80, 2493344), (112, 1780960), (128, 1558340), (140, 1424768), (160, 1246672), (224, 890480), (256, 779170), (280, 712384), (320, 623336), (448, 445240), (512, 389585), (560, 356192), (640, 311668), (896, 222620), (1120, 178096), (1280, 155834), (1792, 111310), (2240, 89048), (2560, 77917), (3584, 55655), (4480, 44524), (8960, 22262), (11131, 17920)]