40945320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{673}}^1$

素因数の和:716

約数の個数: 144

約数和(自身を含む): 144310140

約数和(自身を除く): 103364820

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 673, 676, 780, 845, 936, 1014, 1170, 1346, 1352, 1521, 1560, 1690, 2019, 2028, 2340, 2535, 2692, 3042, 3365, 3380, 4038, 4056, 4680, 5070, 5384, 6057, 6084, 6730, 6760, 7605, 8076, 8749, 10095, 10140, 12114, 12168, 13460, 15210, 16152, 17498, 20190, 20280, 24228, 26247, 26920, 30285, 30420, 34996, 40380, 43745, 48456, 52494, 60570, 60840, 69992, 78741, 80760, 87490, 104988, 113737, 121140, 131235, 157482, 174980, 209976, 227474, 242280, 262470, 314964, 341211, 349960, 393705, 454948, 524940, 568685, 629928, 682422, 787410, 909896, 1023633, 1049880, 1137370, 1364844, 1574820, 1706055, 2047266, 2274740, 2729688, 3149640, 3412110, 4094532, 4549480, 5118165, 6824220, 8189064, 10236330, 13648440, 20472660, 40945320]

約数ペア:

[(1, 40945320), (2, 20472660), (3, 13648440), (4, 10236330), (5, 8189064), (6, 6824220), (8, 5118165), (9, 4549480), (10, 4094532), (12, 3412110), (13, 3149640), (15, 2729688), (18, 2274740), (20, 2047266), (24, 1706055), (26, 1574820), (30, 1364844), (36, 1137370), (39, 1049880), (40, 1023633), (45, 909896), (52, 787410), (60, 682422), (65, 629928), (72, 568685), (78, 524940), (90, 454948), (104, 393705), (117, 349960), (120, 341211), (130, 314964), (156, 262470), (169, 242280), (180, 227474), (195, 209976), (234, 174980), (260, 157482), (312, 131235), (338, 121140), (360, 113737), (390, 104988), (468, 87490), (507, 80760), (520, 78741), (585, 69992), (673, 60840), (676, 60570), (780, 52494), (845, 48456), (936, 43745), (1014, 40380), (1170, 34996), (1346, 30420), (1352, 30285), (1521, 26920), (1560, 26247), (1690, 24228), (2019, 20280), (2028, 20190), (2340, 17498), (2535, 16152), (2692, 15210), (3042, 13460), (3365, 12168), (3380, 12114), (4038, 10140), (4056, 10095), (4680, 8749), (5070, 8076), (5384, 7605), (6057, 6760), (6084, 6730)]