221036688

素因数分解:

$2^4\times 3^5\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:571

約数の個数: 120

約数和(自身を含む): 647701600

約数和(自身を除く): 426664912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 139, 144, 162, 216, 243, 278, 324, 409, 417, 432, 486, 556, 648, 818, 834, 972, 1112, 1227, 1251, 1296, 1636, 1668, 1944, 2224, 2454, 2502, 3272, 3336, 3681, 3753, 3888, 4908, 5004, 6544, 6672, 7362, 7506, 9816, 10008, 11043, 11259, 14724, 15012, 19632, 20016, 22086, 22518, 29448, 30024, 33129, 33777, 44172, 45036, 56851, 58896, 60048, 66258, 67554, 88344, 90072, 99387, 113702, 132516, 135108, 170553, 176688, 180144, 198774, 227404, 265032, 270216, 341106, 397548, 454808, 511659, 530064, 540432, 682212, 795096, 909616, 1023318, 1364424, 1534977, 1590192, 2046636, 2728848, 3069954, 4093272, 4604931, 6139908, 8186544, 9209862, 12279816, 13814793, 18419724, 24559632, 27629586, 36839448, 55259172, 73678896, 110518344, 221036688]

約数ペア:

[(1, 221036688), (2, 110518344), (3, 73678896), (4, 55259172), (6, 36839448), (8, 27629586), (9, 24559632), (12, 18419724), (16, 13814793), (18, 12279816), (24, 9209862), (27, 8186544), (36, 6139908), (48, 4604931), (54, 4093272), (72, 3069954), (81, 2728848), (108, 2046636), (139, 1590192), (144, 1534977), (162, 1364424), (216, 1023318), (243, 909616), (278, 795096), (324, 682212), (409, 540432), (417, 530064), (432, 511659), (486, 454808), (556, 397548), (648, 341106), (818, 270216), (834, 265032), (972, 227404), (1112, 198774), (1227, 180144), (1251, 176688), (1296, 170553), (1636, 135108), (1668, 132516), (1944, 113702), (2224, 99387), (2454, 90072), (2502, 88344), (3272, 67554), (3336, 66258), (3681, 60048), (3753, 58896), (3888, 56851), (4908, 45036), (5004, 44172), (6544, 33777), (6672, 33129), (7362, 30024), (7506, 29448), (9816, 22518), (10008, 22086), (11043, 20016), (11259, 19632), (14724, 15012)]