988878720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{515041}}^1$

素因数の和:515063

約数の個数: 64

約数和(自身を含む): 3152057040

約数和(自身を除く): 2163178320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 515041, 1030082, 1545123, 2060164, 2575205, 3090246, 4120328, 5150410, 6180492, 7725615, 8240656, 10300820, 12360984, 15451230, 16481312, 20601640, 24721968, 30902460, 32962624, 41203280, 49443936, 61804920, 65925248, 82406560, 98887872, 123609840, 164813120, 197775744, 247219680, 329626240, 494439360, 988878720]

約数ペア:

[(1, 988878720), (2, 494439360), (3, 329626240), (4, 247219680), (5, 197775744), (6, 164813120), (8, 123609840), (10, 98887872), (12, 82406560), (15, 65925248), (16, 61804920), (20, 49443936), (24, 41203280), (30, 32962624), (32, 30902460), (40, 24721968), (48, 20601640), (60, 16481312), (64, 15451230), (80, 12360984), (96, 10300820), (120, 8240656), (128, 7725615), (160, 6180492), (192, 5150410), (240, 4120328), (320, 3090246), (384, 2575205), (480, 2060164), (640, 1545123), (960, 1030082), (1920, 515041)]