251289744

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4517}}^1$

素因数の和:4608

約数の個数: 80

約数和(自身を含む): 694687680

約数和(自身を除く): 443397936

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 61, 76, 114, 122, 152, 183, 228, 244, 304, 366, 456, 488, 732, 912, 976, 1159, 1464, 2318, 2928, 3477, 4517, 4636, 6954, 9034, 9272, 13551, 13908, 18068, 18544, 27102, 27816, 36136, 54204, 55632, 72272, 85823, 108408, 171646, 216816, 257469, 275537, 343292, 514938, 551074, 686584, 826611, 1029876, 1102148, 1373168, 1653222, 2059752, 2204296, 3306444, 4119504, 4408592, 5235203, 6612888, 10470406, 13225776, 15705609, 20940812, 31411218, 41881624, 62822436, 83763248, 125644872, 251289744]

約数ペア:

[(1, 251289744), (2, 125644872), (3, 83763248), (4, 62822436), (6, 41881624), (8, 31411218), (12, 20940812), (16, 15705609), (19, 13225776), (24, 10470406), (38, 6612888), (48, 5235203), (57, 4408592), (61, 4119504), (76, 3306444), (114, 2204296), (122, 2059752), (152, 1653222), (183, 1373168), (228, 1102148), (244, 1029876), (304, 826611), (366, 686584), (456, 551074), (488, 514938), (732, 343292), (912, 275537), (976, 257469), (1159, 216816), (1464, 171646), (2318, 108408), (2928, 85823), (3477, 72272), (4517, 55632), (4636, 54204), (6954, 36136), (9034, 27816), (9272, 27102), (13551, 18544), (13908, 18068)]