123756512

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{59}}^2\times {\mathrm{101}}^1$

素因数の和:240

約数の個数: 72

約数和(自身を含む): 273053592

約数和(自身を除く): 149297080

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 88, 101, 118, 176, 202, 236, 352, 404, 472, 649, 808, 944, 1111, 1298, 1616, 1888, 2222, 2596, 3232, 3481, 4444, 5192, 5959, 6962, 8888, 10384, 11918, 13924, 17776, 20768, 23836, 27848, 35552, 38291, 47672, 55696, 65549, 76582, 95344, 111392, 131098, 153164, 190688, 262196, 306328, 351581, 524392, 612656, 703162, 1048784, 1225312, 1406324, 2097568, 2812648, 3867391, 5625296, 7734782, 11250592, 15469564, 30939128, 61878256, 123756512]

約数ペア:

[(1, 123756512), (2, 61878256), (4, 30939128), (8, 15469564), (11, 11250592), (16, 7734782), (22, 5625296), (32, 3867391), (44, 2812648), (59, 2097568), (88, 1406324), (101, 1225312), (118, 1048784), (176, 703162), (202, 612656), (236, 524392), (352, 351581), (404, 306328), (472, 262196), (649, 190688), (808, 153164), (944, 131098), (1111, 111392), (1298, 95344), (1616, 76582), (1888, 65549), (2222, 55696), (2596, 47672), (3232, 38291), (3481, 35552), (4444, 27848), (5192, 23836), (5959, 20768), (6962, 17776), (8888, 13924), (10384, 11918)]