16639140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 53786880

約数和(自身を除く): 37147740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 173, 210, 229, 346, 420, 458, 519, 687, 692, 865, 916, 1038, 1145, 1211, 1374, 1603, 1730, 2076, 2290, 2422, 2595, 2748, 3206, 3435, 3460, 3633, 4580, 4809, 4844, 5190, 6055, 6412, 6870, 7266, 8015, 9618, 10380, 12110, 13740, 14532, 16030, 18165, 19236, 24045, 24220, 32060, 36330, 39617, 48090, 72660, 79234, 96180, 118851, 158468, 198085, 237702, 277319, 396170, 475404, 554638, 594255, 792340, 831957, 1109276, 1188510, 1386595, 1663914, 2377020, 2773190, 3327828, 4159785, 5546380, 8319570, 16639140]

約数ペア:

[(1, 16639140), (2, 8319570), (3, 5546380), (4, 4159785), (5, 3327828), (6, 2773190), (7, 2377020), (10, 1663914), (12, 1386595), (14, 1188510), (15, 1109276), (20, 831957), (21, 792340), (28, 594255), (30, 554638), (35, 475404), (42, 396170), (60, 277319), (70, 237702), (84, 198085), (105, 158468), (140, 118851), (173, 96180), (210, 79234), (229, 72660), (346, 48090), (420, 39617), (458, 36330), (519, 32060), (687, 24220), (692, 24045), (865, 19236), (916, 18165), (1038, 16030), (1145, 14532), (1211, 13740), (1374, 12110), (1603, 10380), (1730, 9618), (2076, 8015), (2290, 7266), (2422, 6870), (2595, 6412), (2748, 6055), (3206, 5190), (3435, 4844), (3460, 4809), (3633, 4580)]