228430720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{50989}}^1$

素因数の和:51015

約数の個数: 64

約数和(自身を含む): 624117600

約数和(自身を除く): 395686880

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, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 50989, 101978, 203956, 254945, 356923, 407912, 509890, 713846, 815824, 1019780, 1427692, 1631648, 1784615, 2039560, 2855384, 3263296, 3569230, 4079120, 5710768, 6526592, 7138460, 8158240, 11421536, 14276920, 16316480, 22843072, 28553840, 32632960, 45686144, 57107680, 114215360, 228430720]

約数ペア:

[(1, 228430720), (2, 114215360), (4, 57107680), (5, 45686144), (7, 32632960), (8, 28553840), (10, 22843072), (14, 16316480), (16, 14276920), (20, 11421536), (28, 8158240), (32, 7138460), (35, 6526592), (40, 5710768), (56, 4079120), (64, 3569230), (70, 3263296), (80, 2855384), (112, 2039560), (128, 1784615), (140, 1631648), (160, 1427692), (224, 1019780), (280, 815824), (320, 713846), (448, 509890), (560, 407912), (640, 356923), (896, 254945), (1120, 203956), (2240, 101978), (4480, 50989)]