780102672

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{2539}}^1$

素因数の和:2760

約数の個数: 80

約数和(自身を含む): 2082515520

約数和(自身を除く): 1302412848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 173, 222, 296, 346, 444, 519, 592, 692, 888, 1038, 1384, 1776, 2076, 2539, 2768, 4152, 5078, 6401, 7617, 8304, 10156, 12802, 15234, 19203, 20312, 25604, 30468, 38406, 40624, 51208, 60936, 76812, 93943, 102416, 121872, 153624, 187886, 281829, 307248, 375772, 439247, 563658, 751544, 878494, 1127316, 1317741, 1503088, 1756988, 2254632, 2635482, 3513976, 4509264, 5270964, 7027952, 10541928, 16252139, 21083856, 32504278, 48756417, 65008556, 97512834, 130017112, 195025668, 260034224, 390051336, 780102672]

約数ペア:

[(1, 780102672), (2, 390051336), (3, 260034224), (4, 195025668), (6, 130017112), (8, 97512834), (12, 65008556), (16, 48756417), (24, 32504278), (37, 21083856), (48, 16252139), (74, 10541928), (111, 7027952), (148, 5270964), (173, 4509264), (222, 3513976), (296, 2635482), (346, 2254632), (444, 1756988), (519, 1503088), (592, 1317741), (692, 1127316), (888, 878494), (1038, 751544), (1384, 563658), (1776, 439247), (2076, 375772), (2539, 307248), (2768, 281829), (4152, 187886), (5078, 153624), (6401, 121872), (7617, 102416), (8304, 93943), (10156, 76812), (12802, 60936), (15234, 51208), (19203, 40624), (20312, 38406), (25604, 30468)]