251824680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{541}}^1$

素因数の和:992

約数の個数: 128

約数和(自身を含む): 842918400

約数和(自身を除く): 591093720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 431, 540, 541, 862, 1080, 1082, 1293, 1623, 1724, 2155, 2164, 2586, 2705, 3246, 3448, 3879, 4310, 4328, 4869, 5172, 5410, 6465, 6492, 7758, 8115, 8620, 9738, 10344, 10820, 11637, 12930, 12984, 14607, 15516, 16230, 17240, 19395, 19476, 21640, 23274, 24345, 25860, 29214, 31032, 32460, 38790, 38952, 46548, 48690, 51720, 58185, 58428, 64920, 73035, 77580, 93096, 97380, 116370, 116856, 146070, 155160, 194760, 232740, 233171, 292140, 465480, 466342, 584280, 699513, 932684, 1165855, 1399026, 1865368, 2098539, 2331710, 2798052, 3497565, 4197078, 4663420, 5596104, 6295617, 6995130, 8394156, 9326840, 10492695, 12591234, 13990260, 16788312, 20985390, 25182468, 27980520, 31478085, 41970780, 50364936, 62956170, 83941560, 125912340, 251824680]

約数ペア:

[(1, 251824680), (2, 125912340), (3, 83941560), (4, 62956170), (5, 50364936), (6, 41970780), (8, 31478085), (9, 27980520), (10, 25182468), (12, 20985390), (15, 16788312), (18, 13990260), (20, 12591234), (24, 10492695), (27, 9326840), (30, 8394156), (36, 6995130), (40, 6295617), (45, 5596104), (54, 4663420), (60, 4197078), (72, 3497565), (90, 2798052), (108, 2331710), (120, 2098539), (135, 1865368), (180, 1399026), (216, 1165855), (270, 932684), (360, 699513), (431, 584280), (540, 466342), (541, 465480), (862, 292140), (1080, 233171), (1082, 232740), (1293, 194760), (1623, 155160), (1724, 146070), (2155, 116856), (2164, 116370), (2586, 97380), (2705, 93096), (3246, 77580), (3448, 73035), (3879, 64920), (4310, 58428), (4328, 58185), (4869, 51720), (5172, 48690), (5410, 46548), (6465, 38952), (6492, 38790), (7758, 32460), (8115, 31032), (8620, 29214), (9738, 25860), (10344, 24345), (10820, 23274), (11637, 21640), (12930, 19476), (12984, 19395), (14607, 17240), (15516, 16230)]