188957440

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{21089}}^1$

素因数の和:21117

約数の個数: 72

約数和(自身を含む): 517295520

約数和(自身を除く): 328338080

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, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 21089, 42178, 84356, 105445, 147623, 168712, 210890, 295246, 337424, 421780, 590492, 674848, 738115, 843560, 1180984, 1349696, 1476230, 1687120, 2361968, 2699392, 2952460, 3374240, 4723936, 5398784, 5904920, 6748480, 9447872, 11809840, 13496960, 18895744, 23619680, 26993920, 37791488, 47239360, 94478720, 188957440]

約数ペア:

[(1, 188957440), (2, 94478720), (4, 47239360), (5, 37791488), (7, 26993920), (8, 23619680), (10, 18895744), (14, 13496960), (16, 11809840), (20, 9447872), (28, 6748480), (32, 5904920), (35, 5398784), (40, 4723936), (56, 3374240), (64, 2952460), (70, 2699392), (80, 2361968), (112, 1687120), (128, 1476230), (140, 1349696), (160, 1180984), (224, 843560), (256, 738115), (280, 674848), (320, 590492), (448, 421780), (560, 337424), (640, 295246), (896, 210890), (1120, 168712), (1280, 147623), (1792, 105445), (2240, 84356), (4480, 42178), (8960, 21089)]