317402240

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29173}}^1$

素因数の和:29209

約数の個数: 64

約数和(自身を含む): 803451960

約数和(自身を除く): 486049720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 10880, 29173, 58346, 116692, 145865, 233384, 291730, 466768, 495941, 583460, 933536, 991882, 1166920, 1867072, 1983764, 2333840, 2479705, 3734144, 3967528, 4667680, 4959410, 7935056, 9335360, 9918820, 15870112, 18670720, 19837640, 31740224, 39675280, 63480448, 79350560, 158701120, 317402240]

約数ペア:

[(1, 317402240), (2, 158701120), (4, 79350560), (5, 63480448), (8, 39675280), (10, 31740224), (16, 19837640), (17, 18670720), (20, 15870112), (32, 9918820), (34, 9335360), (40, 7935056), (64, 4959410), (68, 4667680), (80, 3967528), (85, 3734144), (128, 2479705), (136, 2333840), (160, 1983764), (170, 1867072), (272, 1166920), (320, 991882), (340, 933536), (544, 583460), (640, 495941), (680, 466768), (1088, 291730), (1360, 233384), (2176, 145865), (2720, 116692), (5440, 58346), (10880, 29173)]