164604160

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{18371}}^1$

素因数の和:18399

約数の個数: 72

約数和(自身を含む): 450628416

約数和(自身を除く): 286024256

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, 18371, 36742, 73484, 91855, 128597, 146968, 183710, 257194, 293936, 367420, 514388, 587872, 642985, 734840, 1028776, 1175744, 1285970, 1469680, 2057552, 2351488, 2571940, 2939360, 4115104, 4702976, 5143880, 5878720, 8230208, 10287760, 11757440, 16460416, 20575520, 23514880, 32920832, 41151040, 82302080, 164604160]

約数ペア:

[(1, 164604160), (2, 82302080), (4, 41151040), (5, 32920832), (7, 23514880), (8, 20575520), (10, 16460416), (14, 11757440), (16, 10287760), (20, 8230208), (28, 5878720), (32, 5143880), (35, 4702976), (40, 4115104), (56, 2939360), (64, 2571940), (70, 2351488), (80, 2057552), (112, 1469680), (128, 1285970), (140, 1175744), (160, 1028776), (224, 734840), (256, 642985), (280, 587872), (320, 514388), (448, 367420), (560, 293936), (640, 257194), (896, 183710), (1120, 146968), (1280, 128597), (1792, 91855), (2240, 73484), (4480, 36742), (8960, 18371)]