392746240

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18049}}^1$

素因数の和:18087

約数の個数: 72

約数和(自身を含む): 996143400

約数和(自身を除く): 603397160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2720, 4352, 5440, 10880, 18049, 21760, 36098, 72196, 90245, 144392, 180490, 288784, 306833, 360980, 577568, 613666, 721960, 1155136, 1227332, 1443920, 1534165, 2310272, 2454664, 2887840, 3068330, 4620544, 4909328, 5775680, 6136660, 9818656, 11551360, 12273320, 19637312, 23102720, 24546640, 39274624, 49093280, 78549248, 98186560, 196373120, 392746240]

約数ペア:

[(1, 392746240), (2, 196373120), (4, 98186560), (5, 78549248), (8, 49093280), (10, 39274624), (16, 24546640), (17, 23102720), (20, 19637312), (32, 12273320), (34, 11551360), (40, 9818656), (64, 6136660), (68, 5775680), (80, 4909328), (85, 4620544), (128, 3068330), (136, 2887840), (160, 2454664), (170, 2310272), (256, 1534165), (272, 1443920), (320, 1227332), (340, 1155136), (544, 721960), (640, 613666), (680, 577568), (1088, 360980), (1280, 306833), (1360, 288784), (2176, 180490), (2720, 144392), (4352, 90245), (5440, 72196), (10880, 36098), (18049, 21760)]