221969484

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1021}}^1$

素因数の和:1109

約数の個数: 120

約数和(自身を含む): 644031696

約数和(自身を除く): 422062212

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 61, 66, 81, 99, 108, 122, 132, 162, 183, 198, 244, 297, 324, 366, 396, 549, 594, 671, 732, 891, 1021, 1098, 1188, 1342, 1647, 1782, 2013, 2042, 2196, 2684, 3063, 3294, 3564, 4026, 4084, 4941, 6039, 6126, 6588, 8052, 9189, 9882, 11231, 12078, 12252, 18117, 18378, 19764, 22462, 24156, 27567, 33693, 36234, 36756, 44924, 54351, 55134, 62281, 67386, 72468, 82701, 101079, 108702, 110268, 124562, 134772, 165402, 186843, 202158, 217404, 249124, 303237, 330804, 373686, 404316, 560529, 606474, 685091, 747372, 909711, 1121058, 1212948, 1370182, 1681587, 1819422, 2055273, 2242116, 2740364, 3363174, 3638844, 4110546, 5044761, 6165819, 6726348, 8221092, 10089522, 12331638, 18497457, 20179044, 24663276, 36994914, 55492371, 73989828, 110984742, 221969484]

約数ペア:

[(1, 221969484), (2, 110984742), (3, 73989828), (4, 55492371), (6, 36994914), (9, 24663276), (11, 20179044), (12, 18497457), (18, 12331638), (22, 10089522), (27, 8221092), (33, 6726348), (36, 6165819), (44, 5044761), (54, 4110546), (61, 3638844), (66, 3363174), (81, 2740364), (99, 2242116), (108, 2055273), (122, 1819422), (132, 1681587), (162, 1370182), (183, 1212948), (198, 1121058), (244, 909711), (297, 747372), (324, 685091), (366, 606474), (396, 560529), (549, 404316), (594, 373686), (671, 330804), (732, 303237), (891, 249124), (1021, 217404), (1098, 202158), (1188, 186843), (1342, 165402), (1647, 134772), (1782, 124562), (2013, 110268), (2042, 108702), (2196, 101079), (2684, 82701), (3063, 72468), (3294, 67386), (3564, 62281), (4026, 55134), (4084, 54351), (4941, 44924), (6039, 36756), (6126, 36234), (6588, 33693), (8052, 27567), (9189, 24156), (9882, 22462), (11231, 19764), (12078, 18378), (12252, 18117)]