219603876

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^2\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 537173280

約数和(自身を除く): 317569404

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 137, 139, 186, 274, 278, 372, 411, 417, 548, 556, 822, 834, 961, 1644, 1668, 1922, 2883, 3844, 4247, 4309, 5766, 8494, 8618, 11532, 12741, 12927, 16988, 17236, 19043, 25482, 25854, 38086, 50964, 51708, 57129, 76172, 114258, 131657, 133579, 228516, 263314, 267158, 394971, 400737, 526628, 534316, 590333, 789942, 801474, 1180666, 1579884, 1602948, 1770999, 2361332, 3541998, 7083996, 18300323, 36600646, 54900969, 73201292, 109801938, 219603876]

約数ペア:

[(1, 219603876), (2, 109801938), (3, 73201292), (4, 54900969), (6, 36600646), (12, 18300323), (31, 7083996), (62, 3541998), (93, 2361332), (124, 1770999), (137, 1602948), (139, 1579884), (186, 1180666), (274, 801474), (278, 789942), (372, 590333), (411, 534316), (417, 526628), (548, 400737), (556, 394971), (822, 267158), (834, 263314), (961, 228516), (1644, 133579), (1668, 131657), (1922, 114258), (2883, 76172), (3844, 57129), (4247, 51708), (4309, 50964), (5766, 38086), (8494, 25854), (8618, 25482), (11532, 19043), (12741, 17236), (12927, 16988)]