161330238

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:199

約数の個数: 128

約数和(自身を含む): 400688640

約数和(自身を除く): 239358402

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 43, 51, 54, 61, 67, 86, 102, 122, 129, 134, 153, 183, 201, 258, 306, 366, 387, 402, 459, 549, 603, 731, 774, 918, 1037, 1098, 1139, 1161, 1206, 1462, 1647, 1809, 2074, 2193, 2278, 2322, 2623, 2881, 3111, 3294, 3417, 3618, 4087, 4386, 5246, 5762, 6222, 6579, 6834, 7869, 8174, 8643, 9333, 10251, 12261, 13158, 15738, 17286, 18666, 19737, 20502, 23607, 24522, 25929, 27999, 30753, 36783, 39474, 44591, 47214, 48977, 51858, 55998, 61506, 69479, 70821, 73566, 77787, 89182, 97954, 110349, 133773, 138958, 141642, 146931, 155574, 175741, 208437, 220698, 267546, 293862, 351482, 401319, 416874, 440793, 527223, 625311, 802638, 881586, 1054446, 1203957, 1250622, 1322379, 1581669, 1875933, 2407914, 2644758, 2987597, 3163338, 3751866, 4745007, 5975194, 8962791, 9490014, 17925582, 26888373, 53776746, 80665119, 161330238]

約数ペア:

[(1, 161330238), (2, 80665119), (3, 53776746), (6, 26888373), (9, 17925582), (17, 9490014), (18, 8962791), (27, 5975194), (34, 4745007), (43, 3751866), (51, 3163338), (54, 2987597), (61, 2644758), (67, 2407914), (86, 1875933), (102, 1581669), (122, 1322379), (129, 1250622), (134, 1203957), (153, 1054446), (183, 881586), (201, 802638), (258, 625311), (306, 527223), (366, 440793), (387, 416874), (402, 401319), (459, 351482), (549, 293862), (603, 267546), (731, 220698), (774, 208437), (918, 175741), (1037, 155574), (1098, 146931), (1139, 141642), (1161, 138958), (1206, 133773), (1462, 110349), (1647, 97954), (1809, 89182), (2074, 77787), (2193, 73566), (2278, 70821), (2322, 69479), (2623, 61506), (2881, 55998), (3111, 51858), (3294, 48977), (3417, 47214), (3618, 44591), (4087, 39474), (4386, 36783), (5246, 30753), (5762, 27999), (6222, 25929), (6579, 24522), (6834, 23607), (7869, 20502), (8174, 19737), (8643, 18666), (9333, 17286), (10251, 15738), (12261, 13158)]