268893460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{4831}}^1$

素因数の和:4885

約数の個数: 72

約数和(自身を含む): 647797248

約数和(自身を除く): 378903788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 460, 484, 506, 605, 1012, 1210, 1265, 2420, 2530, 2783, 4831, 5060, 5566, 9662, 11132, 13915, 19324, 24155, 27830, 48310, 53141, 55660, 96620, 106282, 111113, 212564, 222226, 265705, 444452, 531410, 555565, 584551, 1062820, 1111130, 1169102, 1222243, 2222260, 2338204, 2444486, 2922755, 4888972, 5845510, 6111215, 11691020, 12222430, 13444673, 24444860, 26889346, 53778692, 67223365, 134446730, 268893460]

約数ペア:

[(1, 268893460), (2, 134446730), (4, 67223365), (5, 53778692), (10, 26889346), (11, 24444860), (20, 13444673), (22, 12222430), (23, 11691020), (44, 6111215), (46, 5845510), (55, 4888972), (92, 2922755), (110, 2444486), (115, 2338204), (121, 2222260), (220, 1222243), (230, 1169102), (242, 1111130), (253, 1062820), (460, 584551), (484, 555565), (506, 531410), (605, 444452), (1012, 265705), (1210, 222226), (1265, 212564), (2420, 111113), (2530, 106282), (2783, 96620), (4831, 55660), (5060, 53141), (5566, 48310), (9662, 27830), (11132, 24155), (13915, 19324)]