1227613440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{319691}}^1$

素因数の和:319715

約数の個数: 72

約数和(自身を含む): 3920702688

約数和(自身を除く): 2693089248

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, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 319691, 639382, 959073, 1278764, 1598455, 1918146, 2557528, 3196910, 3836292, 4795365, 5115056, 6393820, 7672584, 9590730, 10230112, 12787640, 15345168, 19181460, 20460224, 25575280, 30690336, 38362920, 40920448, 51150560, 61380672, 76725840, 81840896, 102301120, 122761344, 153451680, 204602240, 245522688, 306903360, 409204480, 613806720, 1227613440]

約数ペア:

[(1, 1227613440), (2, 613806720), (3, 409204480), (4, 306903360), (5, 245522688), (6, 204602240), (8, 153451680), (10, 122761344), (12, 102301120), (15, 81840896), (16, 76725840), (20, 61380672), (24, 51150560), (30, 40920448), (32, 38362920), (40, 30690336), (48, 25575280), (60, 20460224), (64, 19181460), (80, 15345168), (96, 12787640), (120, 10230112), (128, 9590730), (160, 7672584), (192, 6393820), (240, 5115056), (256, 4795365), (320, 3836292), (384, 3196910), (480, 2557528), (640, 1918146), (768, 1598455), (960, 1278764), (1280, 959073), (1920, 639382), (3840, 319691)]